1280413800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1291}}^1$

素因数の和:1361

約数の個数: 288

約数和(自身を含む): 4686084000

約数和(自身を除く): 3405670200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 25, 29, 30, 36, 38, 40, 45, 50, 57, 58, 60, 72, 75, 76, 87, 90, 95, 100, 114, 116, 120, 145, 150, 152, 171, 174, 180, 190, 200, 225, 228, 232, 261, 285, 290, 300, 342, 348, 360, 380, 435, 450, 456, 475, 522, 551, 570, 580, 600, 684, 696, 725, 760, 855, 870, 900, 950, 1044, 1102, 1140, 1160, 1291, 1305, 1368, 1425, 1450, 1653, 1710, 1740, 1800, 1900, 2088, 2175, 2204, 2280, 2582, 2610, 2755, 2850, 2900, 3306, 3420, 3480, 3800, 3873, 4275, 4350, 4408, 4959, 5164, 5220, 5510, 5700, 5800, 6455, 6525, 6612, 6840, 7746, 8265, 8550, 8700, 9918, 10328, 10440, 11020, 11400, 11619, 12910, 13050, 13224, 13775, 15492, 16530, 17100, 17400, 19365, 19836, 22040, 23238, 24529, 24795, 25820, 26100, 27550, 30984, 32275, 33060, 34200, 37439, 38730, 39672, 41325, 46476, 49058, 49590, 51640, 52200, 55100, 58095, 64550, 66120, 73587, 74878, 77460, 82650, 92952, 96825, 98116, 99180, 110200, 112317, 116190, 122645, 123975, 129100, 147174, 149756, 154920, 165300, 187195, 193650, 196232, 198360, 220761, 224634, 232380, 245290, 247950, 258200, 290475, 294348, 299512, 330600, 336951, 367935, 374390, 387300, 441522, 449268, 464760, 490580, 495900, 561585, 580950, 588696, 613225, 673902, 711341, 735870, 748780, 774600, 883044, 898536, 935975, 981160, 991800, 1103805, 1123170, 1161900, 1226450, 1347804, 1422682, 1471740, 1497560, 1684755, 1766088, 1839675, 1871950, 2134023, 2207610, 2246340, 2323800, 2452900, 2695608, 2807925, 2845364, 2943480, 3369510, 3556705, 3679350, 3743900, 4268046, 4415220, 4492680, 4905800, 5519025, 5615850, 5690728, 6402069, 6739020, 7113410, 7358700, 7487800, 8423775, 8536092, 8830440, 10670115, 11038050, 11231700, 12804138, 13478040, 14226820, 14717400, 16847550, 17072184, 17783525, 21340230, 22076100, 22463400, 25608276, 28453640, 32010345, 33695100, 35567050, 42680460, 44152200, 51216552, 53350575, 64020690, 67390200, 71134100, 85360920, 106701150, 128041380, 142268200, 160051725, 213402300, 256082760, 320103450, 426804600, 640206900, 1280413800]

約数ペア:

[(1, 1280413800), (2, 640206900), (3, 426804600), (4, 320103450), (5, 256082760), (6, 213402300), (8, 160051725), (9, 142268200), (10, 128041380), (12, 106701150), (15, 85360920), (18, 71134100), (19, 67390200), (20, 64020690), (24, 53350575), (25, 51216552), (29, 44152200), (30, 42680460), (36, 35567050), (38, 33695100), (40, 32010345), (45, 28453640), (50, 25608276), (57, 22463400), (58, 22076100), (60, 21340230), (72, 17783525), (75, 17072184), (76, 16847550), (87, 14717400), (90, 14226820), (95, 13478040), (100, 12804138), (114, 11231700), (116, 11038050), (120, 10670115), (145, 8830440), (150, 8536092), (152, 8423775), (171, 7487800), (174, 7358700), (180, 7113410), (190, 6739020), (200, 6402069), (225, 5690728), (228, 5615850), (232, 5519025), (261, 4905800), (285, 4492680), (290, 4415220), (300, 4268046), (342, 3743900), (348, 3679350), (360, 3556705), (380, 3369510), (435, 2943480), (450, 2845364), (456, 2807925), (475, 2695608), (522, 2452900), (551, 2323800), (570, 2246340), (580, 2207610), (600, 2134023), (684, 1871950), (696, 1839675), (725, 1766088), (760, 1684755), (855, 1497560), (870, 1471740), (900, 1422682), (950, 1347804), (1044, 1226450), (1102, 1161900), (1140, 1123170), (1160, 1103805), (1291, 991800), (1305, 981160), (1368, 935975), (1425, 898536), (1450, 883044), (1653, 774600), (1710, 748780), (1740, 735870), (1800, 711341), (1900, 673902), (2088, 613225), (2175, 588696), (2204, 580950), (2280, 561585), (2582, 495900), (2610, 490580), (2755, 464760), (2850, 449268), (2900, 441522), (3306, 387300), (3420, 374390), (3480, 367935), (3800, 336951), (3873, 330600), (4275, 299512), (4350, 294348), (4408, 290475), (4959, 258200), (5164, 247950), (5220, 245290), (5510, 232380), (5700, 224634), (5800, 220761), (6455, 198360), (6525, 196232), (6612, 193650), (6840, 187195), (7746, 165300), (8265, 154920), (8550, 149756), (8700, 147174), (9918, 129100), (10328, 123975), (10440, 122645), (11020, 116190), (11400, 112317), (11619, 110200), (12910, 99180), (13050, 98116), (13224, 96825), (13775, 92952), (15492, 82650), (16530, 77460), (17100, 74878), (17400, 73587), (19365, 66120), (19836, 64550), (22040, 58095), (23238, 55100), (24529, 52200), (24795, 51640), (25820, 49590), (26100, 49058), (27550, 46476), (30984, 41325), (32275, 39672), (33060, 38730), (34200, 37439)]