661118400

素因数分解:

$2^6\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1481}}^1$

素因数の和:1540

約数の個数: 252

約数和(自身を含む): 2427207744

約数和(自身を除く): 1766089344

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 31, 32, 36, 40, 45, 48, 50, 60, 62, 64, 72, 75, 80, 90, 93, 96, 100, 120, 124, 144, 150, 155, 160, 180, 186, 192, 200, 225, 240, 248, 279, 288, 300, 310, 320, 360, 372, 400, 450, 465, 480, 496, 558, 576, 600, 620, 720, 744, 775, 800, 900, 930, 960, 992, 1116, 1200, 1240, 1395, 1440, 1481, 1488, 1550, 1600, 1800, 1860, 1984, 2232, 2325, 2400, 2480, 2790, 2880, 2962, 2976, 3100, 3600, 3720, 4443, 4464, 4650, 4800, 4960, 5580, 5924, 5952, 6200, 6975, 7200, 7405, 7440, 8886, 8928, 9300, 9920, 11160, 11848, 12400, 13329, 13950, 14400, 14810, 14880, 17772, 17856, 18600, 22215, 22320, 23696, 24800, 26658, 27900, 29620, 29760, 35544, 37025, 37200, 44430, 44640, 45911, 47392, 49600, 53316, 55800, 59240, 66645, 71088, 74050, 74400, 88860, 89280, 91822, 94784, 106632, 111075, 111600, 118480, 133290, 137733, 142176, 148100, 148800, 177720, 183644, 213264, 222150, 223200, 229555, 236960, 266580, 275466, 284352, 296200, 333225, 355440, 367288, 413199, 426528, 444300, 446400, 459110, 473920, 533160, 550932, 592400, 666450, 688665, 710880, 734576, 826398, 853056, 888600, 918220, 1066320, 1101864, 1147775, 1184800, 1332900, 1377330, 1421760, 1469152, 1652796, 1777200, 1836440, 2065995, 2132640, 2203728, 2295550, 2369600, 2665800, 2754660, 2938304, 3305592, 3443325, 3554400, 3672880, 4131990, 4265280, 4407456, 4591100, 5331600, 5509320, 6611184, 6886650, 7108800, 7345760, 8263980, 8814912, 9182200, 10329975, 10663200, 11018640, 13222368, 13773300, 14691520, 16527960, 18364400, 20659950, 21326400, 22037280, 26444736, 27546600, 33055920, 36728800, 41319900, 44074560, 55093200, 66111840, 73457600, 82639800, 110186400, 132223680, 165279600, 220372800, 330559200, 661118400]

約数ペア:

[(1, 661118400), (2, 330559200), (3, 220372800), (4, 165279600), (5, 132223680), (6, 110186400), (8, 82639800), (9, 73457600), (10, 66111840), (12, 55093200), (15, 44074560), (16, 41319900), (18, 36728800), (20, 33055920), (24, 27546600), (25, 26444736), (30, 22037280), (31, 21326400), (32, 20659950), (36, 18364400), (40, 16527960), (45, 14691520), (48, 13773300), (50, 13222368), (60, 11018640), (62, 10663200), (64, 10329975), (72, 9182200), (75, 8814912), (80, 8263980), (90, 7345760), (93, 7108800), (96, 6886650), (100, 6611184), (120, 5509320), (124, 5331600), (144, 4591100), (150, 4407456), (155, 4265280), (160, 4131990), (180, 3672880), (186, 3554400), (192, 3443325), (200, 3305592), (225, 2938304), (240, 2754660), (248, 2665800), (279, 2369600), (288, 2295550), (300, 2203728), (310, 2132640), (320, 2065995), (360, 1836440), (372, 1777200), (400, 1652796), (450, 1469152), (465, 1421760), (480, 1377330), (496, 1332900), (558, 1184800), (576, 1147775), (600, 1101864), (620, 1066320), (720, 918220), (744, 888600), (775, 853056), (800, 826398), (900, 734576), (930, 710880), (960, 688665), (992, 666450), (1116, 592400), (1200, 550932), (1240, 533160), (1395, 473920), (1440, 459110), (1481, 446400), (1488, 444300), (1550, 426528), (1600, 413199), (1800, 367288), (1860, 355440), (1984, 333225), (2232, 296200), (2325, 284352), (2400, 275466), (2480, 266580), (2790, 236960), (2880, 229555), (2962, 223200), (2976, 222150), (3100, 213264), (3600, 183644), (3720, 177720), (4443, 148800), (4464, 148100), (4650, 142176), (4800, 137733), (4960, 133290), (5580, 118480), (5924, 111600), (5952, 111075), (6200, 106632), (6975, 94784), (7200, 91822), (7405, 89280), (7440, 88860), (8886, 74400), (8928, 74050), (9300, 71088), (9920, 66645), (11160, 59240), (11848, 55800), (12400, 53316), (13329, 49600), (13950, 47392), (14400, 45911), (14810, 44640), (14880, 44430), (17772, 37200), (17856, 37025), (18600, 35544), (22215, 29760), (22320, 29620), (23696, 27900), (24800, 26658)]