54280920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1$

素因数の和:385

約数の個数: 128

約数和(自身を含む): 172938240

約数和(自身を除く): 118657320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 71, 92, 115, 120, 138, 142, 184, 213, 230, 276, 277, 284, 345, 355, 426, 460, 552, 554, 568, 690, 710, 831, 852, 920, 1065, 1108, 1380, 1385, 1420, 1633, 1662, 1704, 2130, 2216, 2760, 2770, 2840, 3266, 3324, 4155, 4260, 4899, 5540, 6371, 6532, 6648, 8165, 8310, 8520, 9798, 11080, 12742, 13064, 16330, 16620, 19113, 19596, 19667, 24495, 25484, 31855, 32660, 33240, 38226, 39192, 39334, 48990, 50968, 59001, 63710, 65320, 76452, 78668, 95565, 97980, 98335, 118002, 127420, 152904, 157336, 191130, 195960, 196670, 236004, 254840, 295005, 382260, 393340, 452341, 472008, 590010, 764520, 786680, 904682, 1180020, 1357023, 1809364, 2261705, 2360040, 2714046, 3618728, 4523410, 5428092, 6785115, 9046820, 10856184, 13570230, 18093640, 27140460, 54280920]

約数ペア:

[(1, 54280920), (2, 27140460), (3, 18093640), (4, 13570230), (5, 10856184), (6, 9046820), (8, 6785115), (10, 5428092), (12, 4523410), (15, 3618728), (20, 2714046), (23, 2360040), (24, 2261705), (30, 1809364), (40, 1357023), (46, 1180020), (60, 904682), (69, 786680), (71, 764520), (92, 590010), (115, 472008), (120, 452341), (138, 393340), (142, 382260), (184, 295005), (213, 254840), (230, 236004), (276, 196670), (277, 195960), (284, 191130), (345, 157336), (355, 152904), (426, 127420), (460, 118002), (552, 98335), (554, 97980), (568, 95565), (690, 78668), (710, 76452), (831, 65320), (852, 63710), (920, 59001), (1065, 50968), (1108, 48990), (1380, 39334), (1385, 39192), (1420, 38226), (1633, 33240), (1662, 32660), (1704, 31855), (2130, 25484), (2216, 24495), (2760, 19667), (2770, 19596), (2840, 19113), (3266, 16620), (3324, 16330), (4155, 13064), (4260, 12742), (4899, 11080), (5540, 9798), (6371, 8520), (6532, 8310), (6648, 8165)]