648378720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{40933}}^1$

素因数の和:40965

約数の個数: 144

約数和(自身を含む): 2413796112

約数和(自身を除く): 1765417392

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 198, 220, 240, 264, 288, 330, 352, 360, 396, 440, 480, 495, 528, 660, 720, 792, 880, 990, 1056, 1320, 1440, 1584, 1760, 1980, 2640, 3168, 3960, 5280, 7920, 15840, 40933, 81866, 122799, 163732, 204665, 245598, 327464, 368397, 409330, 450263, 491196, 613995, 654928, 736794, 818660, 900526, 982392, 1227990, 1309856, 1350789, 1473588, 1637320, 1801052, 1841985, 1964784, 2251315, 2455980, 2701578, 2947176, 3274640, 3602104, 3683970, 3929568, 4052367, 4502630, 4911960, 5403156, 5894352, 6549280, 6753945, 7204208, 7367940, 8104734, 9005260, 9823920, 10806312, 11788704, 13507890, 14408416, 14735880, 16209468, 18010520, 19647840, 20261835, 21612624, 27015780, 29471760, 32418936, 36021040, 40523670, 43225248, 54031560, 58943520, 64837872, 72042080, 81047340, 108063120, 129675744, 162094680, 216126240, 324189360, 648378720]

約数ペア:

[(1, 648378720), (2, 324189360), (3, 216126240), (4, 162094680), (5, 129675744), (6, 108063120), (8, 81047340), (9, 72042080), (10, 64837872), (11, 58943520), (12, 54031560), (15, 43225248), (16, 40523670), (18, 36021040), (20, 32418936), (22, 29471760), (24, 27015780), (30, 21612624), (32, 20261835), (33, 19647840), (36, 18010520), (40, 16209468), (44, 14735880), (45, 14408416), (48, 13507890), (55, 11788704), (60, 10806312), (66, 9823920), (72, 9005260), (80, 8104734), (88, 7367940), (90, 7204208), (96, 6753945), (99, 6549280), (110, 5894352), (120, 5403156), (132, 4911960), (144, 4502630), (160, 4052367), (165, 3929568), (176, 3683970), (180, 3602104), (198, 3274640), (220, 2947176), (240, 2701578), (264, 2455980), (288, 2251315), (330, 1964784), (352, 1841985), (360, 1801052), (396, 1637320), (440, 1473588), (480, 1350789), (495, 1309856), (528, 1227990), (660, 982392), (720, 900526), (792, 818660), (880, 736794), (990, 654928), (1056, 613995), (1320, 491196), (1440, 450263), (1584, 409330), (1760, 368397), (1980, 327464), (2640, 245598), (3168, 204665), (3960, 163732), (5280, 122799), (7920, 81866), (15840, 40933)]