642000960

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5437}}^1$

素因数の和:5501

約数の個数: 168

約数和(自身を含む): 2262490776

約数和(自身を除く): 1620489816

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 41, 45, 48, 60, 64, 72, 80, 82, 90, 96, 120, 123, 144, 160, 164, 180, 192, 205, 240, 246, 288, 320, 328, 360, 369, 410, 480, 492, 576, 615, 656, 720, 738, 820, 960, 984, 1230, 1312, 1440, 1476, 1640, 1845, 1968, 2460, 2624, 2880, 2952, 3280, 3690, 3936, 4920, 5437, 5904, 6560, 7380, 7872, 9840, 10874, 11808, 13120, 14760, 16311, 19680, 21748, 23616, 27185, 29520, 32622, 39360, 43496, 48933, 54370, 59040, 65244, 81555, 86992, 97866, 108740, 118080, 130488, 163110, 173984, 195732, 217480, 222917, 244665, 260976, 326220, 347968, 391464, 434960, 445834, 489330, 521952, 652440, 668751, 782928, 869920, 891668, 978660, 1043904, 1114585, 1304880, 1337502, 1565856, 1739840, 1783336, 1957320, 2006253, 2229170, 2609760, 2675004, 3131712, 3343755, 3566672, 3914640, 4012506, 4458340, 5219520, 5350008, 6687510, 7133344, 7829280, 8025012, 8916680, 10031265, 10700016, 13375020, 14266688, 15658560, 16050024, 17833360, 20062530, 21400032, 26750040, 32100048, 35666720, 40125060, 42800064, 53500080, 64200096, 71333440, 80250120, 107000160, 128400192, 160500240, 214000320, 321000480, 642000960]

約数ペア:

[(1, 642000960), (2, 321000480), (3, 214000320), (4, 160500240), (5, 128400192), (6, 107000160), (8, 80250120), (9, 71333440), (10, 64200096), (12, 53500080), (15, 42800064), (16, 40125060), (18, 35666720), (20, 32100048), (24, 26750040), (30, 21400032), (32, 20062530), (36, 17833360), (40, 16050024), (41, 15658560), (45, 14266688), (48, 13375020), (60, 10700016), (64, 10031265), (72, 8916680), (80, 8025012), (82, 7829280), (90, 7133344), (96, 6687510), (120, 5350008), (123, 5219520), (144, 4458340), (160, 4012506), (164, 3914640), (180, 3566672), (192, 3343755), (205, 3131712), (240, 2675004), (246, 2609760), (288, 2229170), (320, 2006253), (328, 1957320), (360, 1783336), (369, 1739840), (410, 1565856), (480, 1337502), (492, 1304880), (576, 1114585), (615, 1043904), (656, 978660), (720, 891668), (738, 869920), (820, 782928), (960, 668751), (984, 652440), (1230, 521952), (1312, 489330), (1440, 445834), (1476, 434960), (1640, 391464), (1845, 347968), (1968, 326220), (2460, 260976), (2624, 244665), (2880, 222917), (2952, 217480), (3280, 195732), (3690, 173984), (3936, 163110), (4920, 130488), (5437, 118080), (5904, 108740), (6560, 97866), (7380, 86992), (7872, 81555), (9840, 65244), (10874, 59040), (11808, 54370), (13120, 48933), (14760, 43496), (16311, 39360), (19680, 32622), (21748, 29520), (23616, 27185)]