1638421920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:213

約数の個数: 432

約数和(自身を含む): 6179217408

約数和(自身を除く): 4540795488

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 31, 32, 34, 36, 40, 45, 48, 51, 60, 62, 68, 72, 80, 85, 90, 93, 96, 102, 120, 124, 127, 136, 144, 153, 155, 160, 170, 180, 186, 204, 240, 248, 254, 255, 272, 279, 288, 289, 306, 310, 340, 360, 372, 381, 408, 465, 480, 496, 508, 510, 527, 544, 558, 578, 612, 620, 635, 680, 720, 744, 762, 765, 816, 867, 930, 992, 1016, 1020, 1054, 1116, 1143, 1156, 1224, 1240, 1270, 1360, 1395, 1440, 1445, 1488, 1524, 1530, 1581, 1632, 1734, 1860, 1905, 2032, 2040, 2108, 2159, 2232, 2286, 2312, 2448, 2480, 2540, 2601, 2635, 2720, 2790, 2890, 2976, 3048, 3060, 3162, 3468, 3720, 3810, 3937, 4064, 4080, 4216, 4318, 4335, 4464, 4572, 4624, 4743, 4896, 4960, 5080, 5202, 5270, 5580, 5715, 5780, 6096, 6120, 6324, 6477, 6936, 7440, 7620, 7874, 7905, 8160, 8432, 8636, 8670, 8928, 8959, 9144, 9248, 9486, 10160, 10404, 10540, 10795, 11160, 11430, 11560, 11811, 12192, 12240, 12648, 12954, 13005, 13872, 14880, 15240, 15748, 15810, 16864, 17272, 17340, 17918, 18288, 18972, 19431, 19685, 20320, 20808, 21080, 21590, 22320, 22860, 23120, 23622, 23715, 24480, 25296, 25908, 26010, 26877, 27744, 30480, 31496, 31620, 32385, 34544, 34680, 35433, 35836, 36576, 36703, 37944, 38862, 39370, 41616, 42160, 43180, 44640, 44795, 45720, 46240, 47244, 47430, 50592, 51816, 52020, 53754, 59055, 60960, 62992, 63240, 64770, 66929, 69088, 69360, 70866, 71672, 73406, 75888, 77724, 78740, 80631, 83232, 84320, 86360, 89590, 91440, 94488, 94860, 97155, 103632, 104040, 107508, 110109, 118110, 125984, 126480, 129540, 133858, 134385, 138720, 141732, 143344, 146812, 151776, 155448, 157480, 161262, 172720, 177165, 179180, 182880, 183515, 188976, 189720, 194310, 200787, 207264, 208080, 215016, 220218, 236220, 252960, 259080, 267716, 268770, 283464, 286688, 293624, 310896, 314960, 322524, 330327, 334645, 345440, 354330, 358360, 367030, 377952, 379440, 388620, 401574, 403155, 416160, 430032, 440436, 472440, 518160, 535432, 537540, 550545, 566928, 587248, 602361, 621792, 629920, 645048, 660654, 669290, 708660, 716720, 734060, 758880, 777240, 803148, 806310, 860064, 880872, 944880, 1003935, 1036320, 1070864, 1075080, 1101090, 1133856, 1137793, 1174496, 1204722, 1290096, 1321308, 1338580, 1417320, 1433440, 1468120, 1554480, 1606296, 1612620, 1651635, 1761744, 1889760, 2007870, 2141728, 2150160, 2202180, 2275586, 2409444, 2580192, 2642616, 2677160, 2834640, 2936240, 3011805, 3108960, 3212592, 3225240, 3303270, 3413379, 3523488, 4015740, 4300320, 4404360, 4551172, 4818888, 5285232, 5354320, 5669280, 5688965, 5872480, 6023610, 6425184, 6450480, 6606540, 6826758, 8031480, 8808720, 9102344, 9637776, 10240137, 10570464, 10708640, 11377930, 12047220, 12900960, 13213080, 13653516, 16062960, 17066895, 17617440, 18204688, 19275552, 20480274, 22755860, 24094440, 26426160, 27307032, 32125920, 34133790, 36409376, 40960548, 45511720, 48188880, 51200685, 52852320, 54614064, 68267580, 81921096, 91023440, 96377760, 102401370, 109228128, 136535160, 163842192, 182046880, 204802740, 273070320, 327684384, 409605480, 546140640, 819210960, 1638421920]

約数ペア:

[(1, 1638421920), (2, 819210960), (3, 546140640), (4, 409605480), (5, 327684384), (6, 273070320), (8, 204802740), (9, 182046880), (10, 163842192), (12, 136535160), (15, 109228128), (16, 102401370), (17, 96377760), (18, 91023440), (20, 81921096), (24, 68267580), (30, 54614064), (31, 52852320), (32, 51200685), (34, 48188880), (36, 45511720), (40, 40960548), (45, 36409376), (48, 34133790), (51, 32125920), (60, 27307032), (62, 26426160), (68, 24094440), (72, 22755860), (80, 20480274), (85, 19275552), (90, 18204688), (93, 17617440), (96, 17066895), (102, 16062960), (120, 13653516), (124, 13213080), (127, 12900960), (136, 12047220), (144, 11377930), (153, 10708640), (155, 10570464), (160, 10240137), (170, 9637776), (180, 9102344), (186, 8808720), (204, 8031480), (240, 6826758), (248, 6606540), (254, 6450480), (255, 6425184), (272, 6023610), (279, 5872480), (288, 5688965), (289, 5669280), (306, 5354320), (310, 5285232), (340, 4818888), (360, 4551172), (372, 4404360), (381, 4300320), (408, 4015740), (465, 3523488), (480, 3413379), (496, 3303270), (508, 3225240), (510, 3212592), (527, 3108960), (544, 3011805), (558, 2936240), (578, 2834640), (612, 2677160), (620, 2642616), (635, 2580192), (680, 2409444), (720, 2275586), (744, 2202180), (762, 2150160), (765, 2141728), (816, 2007870), (867, 1889760), (930, 1761744), (992, 1651635), (1016, 1612620), (1020, 1606296), (1054, 1554480), (1116, 1468120), (1143, 1433440), (1156, 1417320), (1224, 1338580), (1240, 1321308), (1270, 1290096), (1360, 1204722), (1395, 1174496), (1440, 1137793), (1445, 1133856), (1488, 1101090), (1524, 1075080), (1530, 1070864), (1581, 1036320), (1632, 1003935), (1734, 944880), (1860, 880872), (1905, 860064), (2032, 806310), (2040, 803148), (2108, 777240), (2159, 758880), (2232, 734060), (2286, 716720), (2312, 708660), (2448, 669290), (2480, 660654), (2540, 645048), (2601, 629920), (2635, 621792), (2720, 602361), (2790, 587248), (2890, 566928), (2976, 550545), (3048, 537540), (3060, 535432), (3162, 518160), (3468, 472440), (3720, 440436), (3810, 430032), (3937, 416160), (4064, 403155), (4080, 401574), (4216, 388620), (4318, 379440), (4335, 377952), (4464, 367030), (4572, 358360), (4624, 354330), (4743, 345440), (4896, 334645), (4960, 330327), (5080, 322524), (5202, 314960), (5270, 310896), (5580, 293624), (5715, 286688), (5780, 283464), (6096, 268770), (6120, 267716), (6324, 259080), (6477, 252960), (6936, 236220), (7440, 220218), (7620, 215016), (7874, 208080), (7905, 207264), (8160, 200787), (8432, 194310), (8636, 189720), (8670, 188976), (8928, 183515), (8959, 182880), (9144, 179180), (9248, 177165), (9486, 172720), (10160, 161262), (10404, 157480), (10540, 155448), (10795, 151776), (11160, 146812), (11430, 143344), (11560, 141732), (11811, 138720), (12192, 134385), (12240, 133858), (12648, 129540), (12954, 126480), (13005, 125984), (13872, 118110), (14880, 110109), (15240, 107508), (15748, 104040), (15810, 103632), (16864, 97155), (17272, 94860), (17340, 94488), (17918, 91440), (18288, 89590), (18972, 86360), (19431, 84320), (19685, 83232), (20320, 80631), (20808, 78740), (21080, 77724), (21590, 75888), (22320, 73406), (22860, 71672), (23120, 70866), (23622, 69360), (23715, 69088), (24480, 66929), (25296, 64770), (25908, 63240), (26010, 62992), (26877, 60960), (27744, 59055), (30480, 53754), (31496, 52020), (31620, 51816), (32385, 50592), (34544, 47430), (34680, 47244), (35433, 46240), (35836, 45720), (36576, 44795), (36703, 44640), (37944, 43180), (38862, 42160), (39370, 41616)]