1280721600

素因数分解:

$2^6\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:229

約数の個数: 504

約数和(自身を含む): 4978887680

約数和(自身を除く): 3698166080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 25, 30, 31, 32, 36, 38, 40, 45, 48, 50, 57, 60, 62, 64, 72, 75, 76, 80, 90, 93, 95, 96, 100, 114, 120, 124, 144, 150, 151, 152, 155, 160, 171, 180, 186, 190, 192, 200, 225, 228, 240, 248, 279, 285, 288, 300, 302, 304, 310, 320, 342, 360, 372, 380, 400, 450, 453, 456, 465, 475, 480, 496, 558, 570, 576, 589, 600, 604, 608, 620, 684, 720, 744, 755, 760, 775, 800, 855, 900, 906, 912, 930, 950, 960, 992, 1116, 1140, 1178, 1200, 1208, 1216, 1240, 1359, 1368, 1395, 1425, 1440, 1488, 1510, 1520, 1550, 1600, 1710, 1767, 1800, 1812, 1824, 1860, 1900, 1984, 2232, 2265, 2280, 2325, 2356, 2400, 2416, 2480, 2718, 2736, 2790, 2850, 2869, 2880, 2945, 2976, 3020, 3040, 3100, 3420, 3534, 3600, 3624, 3648, 3720, 3775, 3800, 4275, 4464, 4530, 4560, 4650, 4681, 4712, 4800, 4832, 4960, 5301, 5436, 5472, 5580, 5700, 5738, 5890, 5952, 6040, 6080, 6200, 6795, 6840, 6975, 7068, 7200, 7248, 7440, 7550, 7600, 8550, 8607, 8835, 8928, 9060, 9120, 9300, 9362, 9424, 9664, 9920, 10602, 10872, 10944, 11160, 11325, 11400, 11476, 11780, 12080, 12400, 13590, 13680, 13950, 14043, 14136, 14345, 14400, 14496, 14725, 14880, 15100, 15200, 17100, 17214, 17670, 17856, 18120, 18240, 18600, 18724, 18848, 21204, 21744, 22320, 22650, 22800, 22952, 23405, 23560, 24160, 24800, 25821, 26505, 27180, 27360, 27900, 28086, 28272, 28690, 28992, 29450, 29760, 30200, 30400, 33975, 34200, 34428, 35340, 36240, 37200, 37448, 37696, 42129, 42408, 43035, 43488, 44175, 44640, 45300, 45600, 45904, 46810, 47120, 48320, 49600, 51642, 53010, 54360, 54720, 55800, 56172, 56544, 57380, 58900, 60400, 67950, 68400, 68856, 70215, 70680, 71725, 72480, 74400, 74896, 84258, 84816, 86070, 86976, 88350, 88939, 89280, 90600, 91200, 91808, 93620, 94240, 103284, 106020, 108720, 111600, 112344, 113088, 114760, 117025, 117800, 120800, 129105, 132525, 135900, 136800, 137712, 140430, 141360, 143450, 144960, 148800, 149792, 168516, 169632, 172140, 176700, 177878, 181200, 183616, 187240, 188480, 206568, 210645, 212040, 215175, 217440, 223200, 224688, 229520, 234050, 235600, 241600, 258210, 265050, 266817, 271800, 273600, 275424, 280860, 282720, 286900, 299584, 337032, 339264, 344280, 351075, 353400, 355756, 362400, 374480, 413136, 421290, 424080, 430350, 434880, 444695, 446400, 449376, 459040, 468100, 471200, 516420, 530100, 533634, 543600, 550848, 561720, 565440, 573800, 645525, 674064, 688560, 702150, 706800, 711512, 724800, 748960, 800451, 826272, 842580, 848160, 860700, 889390, 898752, 918080, 936200, 942400, 1032840, 1053225, 1060200, 1067268, 1087200, 1123440, 1147600, 1291050, 1334085, 1348128, 1377120, 1404300, 1413600, 1423024, 1497920, 1600902, 1652544, 1685160, 1696320, 1721400, 1778780, 1872400, 2065680, 2106450, 2120400, 2134536, 2174400, 2223475, 2246880, 2295200, 2582100, 2668170, 2696256, 2754240, 2808600, 2827200, 2846048, 3201804, 3370320, 3442800, 3557560, 3744800, 4002255, 4131360, 4212900, 4240800, 4269072, 4446950, 4493760, 4590400, 5164200, 5336340, 5617200, 5692096, 6403608, 6670425, 6740640, 6885600, 7115120, 7489600, 8004510, 8262720, 8425800, 8481600, 8538144, 8893900, 10328400, 10672680, 11234400, 12807216, 13340850, 13481280, 13771200, 14230240, 16009020, 16851600, 17076288, 17787800, 20011275, 20656800, 21345360, 22468800, 25614432, 26681700, 28460480, 32018040, 33703200, 35575600, 40022550, 41313600, 42690720, 51228864, 53363400, 64036080, 67406400, 71151200, 80045100, 85381440, 106726800, 128072160, 142302400, 160090200, 213453600, 256144320, 320180400, 426907200, 640360800, 1280721600]

約数ペア:

[(1, 1280721600), (2, 640360800), (3, 426907200), (4, 320180400), (5, 256144320), (6, 213453600), (8, 160090200), (9, 142302400), (10, 128072160), (12, 106726800), (15, 85381440), (16, 80045100), (18, 71151200), (19, 67406400), (20, 64036080), (24, 53363400), (25, 51228864), (30, 42690720), (31, 41313600), (32, 40022550), (36, 35575600), (38, 33703200), (40, 32018040), (45, 28460480), (48, 26681700), (50, 25614432), (57, 22468800), (60, 21345360), (62, 20656800), (64, 20011275), (72, 17787800), (75, 17076288), (76, 16851600), (80, 16009020), (90, 14230240), (93, 13771200), (95, 13481280), (96, 13340850), (100, 12807216), (114, 11234400), (120, 10672680), (124, 10328400), (144, 8893900), (150, 8538144), (151, 8481600), (152, 8425800), (155, 8262720), (160, 8004510), (171, 7489600), (180, 7115120), (186, 6885600), (190, 6740640), (192, 6670425), (200, 6403608), (225, 5692096), (228, 5617200), (240, 5336340), (248, 5164200), (279, 4590400), (285, 4493760), (288, 4446950), (300, 4269072), (302, 4240800), (304, 4212900), (310, 4131360), (320, 4002255), (342, 3744800), (360, 3557560), (372, 3442800), (380, 3370320), (400, 3201804), (450, 2846048), (453, 2827200), (456, 2808600), (465, 2754240), (475, 2696256), (480, 2668170), (496, 2582100), (558, 2295200), (570, 2246880), (576, 2223475), (589, 2174400), (600, 2134536), (604, 2120400), (608, 2106450), (620, 2065680), (684, 1872400), (720, 1778780), (744, 1721400), (755, 1696320), (760, 1685160), (775, 1652544), (800, 1600902), (855, 1497920), (900, 1423024), (906, 1413600), (912, 1404300), (930, 1377120), (950, 1348128), (960, 1334085), (992, 1291050), (1116, 1147600), (1140, 1123440), (1178, 1087200), (1200, 1067268), (1208, 1060200), (1216, 1053225), (1240, 1032840), (1359, 942400), (1368, 936200), (1395, 918080), (1425, 898752), (1440, 889390), (1488, 860700), (1510, 848160), (1520, 842580), (1550, 826272), (1600, 800451), (1710, 748960), (1767, 724800), (1800, 711512), (1812, 706800), (1824, 702150), (1860, 688560), (1900, 674064), (1984, 645525), (2232, 573800), (2265, 565440), (2280, 561720), (2325, 550848), (2356, 543600), (2400, 533634), (2416, 530100), (2480, 516420), (2718, 471200), (2736, 468100), (2790, 459040), (2850, 449376), (2869, 446400), (2880, 444695), (2945, 434880), (2976, 430350), (3020, 424080), (3040, 421290), (3100, 413136), (3420, 374480), (3534, 362400), (3600, 355756), (3624, 353400), (3648, 351075), (3720, 344280), (3775, 339264), (3800, 337032), (4275, 299584), (4464, 286900), (4530, 282720), (4560, 280860), (4650, 275424), (4681, 273600), (4712, 271800), (4800, 266817), (4832, 265050), (4960, 258210), (5301, 241600), (5436, 235600), (5472, 234050), (5580, 229520), (5700, 224688), (5738, 223200), (5890, 217440), (5952, 215175), (6040, 212040), (6080, 210645), (6200, 206568), (6795, 188480), (6840, 187240), (6975, 183616), (7068, 181200), (7200, 177878), (7248, 176700), (7440, 172140), (7550, 169632), (7600, 168516), (8550, 149792), (8607, 148800), (8835, 144960), (8928, 143450), (9060, 141360), (9120, 140430), (9300, 137712), (9362, 136800), (9424, 135900), (9664, 132525), (9920, 129105), (10602, 120800), (10872, 117800), (10944, 117025), (11160, 114760), (11325, 113088), (11400, 112344), (11476, 111600), (11780, 108720), (12080, 106020), (12400, 103284), (13590, 94240), (13680, 93620), (13950, 91808), (14043, 91200), (14136, 90600), (14345, 89280), (14400, 88939), (14496, 88350), (14725, 86976), (14880, 86070), (15100, 84816), (15200, 84258), (17100, 74896), (17214, 74400), (17670, 72480), (17856, 71725), (18120, 70680), (18240, 70215), (18600, 68856), (18724, 68400), (18848, 67950), (21204, 60400), (21744, 58900), (22320, 57380), (22650, 56544), (22800, 56172), (22952, 55800), (23405, 54720), (23560, 54360), (24160, 53010), (24800, 51642), (25821, 49600), (26505, 48320), (27180, 47120), (27360, 46810), (27900, 45904), (28086, 45600), (28272, 45300), (28690, 44640), (28992, 44175), (29450, 43488), (29760, 43035), (30200, 42408), (30400, 42129), (33975, 37696), (34200, 37448), (34428, 37200), (35340, 36240)]