440288040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1667}}^1$

素因数の和:1783

約数の個数: 128

約数和(自身を含む): 1383505920

約数和(自身を除く): 943217880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 71, 93, 120, 124, 142, 155, 186, 213, 248, 284, 310, 355, 372, 426, 465, 568, 620, 710, 744, 852, 930, 1065, 1240, 1420, 1667, 1704, 1860, 2130, 2201, 2840, 3334, 3720, 4260, 4402, 5001, 6603, 6668, 8335, 8520, 8804, 10002, 11005, 13206, 13336, 16670, 17608, 20004, 22010, 25005, 26412, 33015, 33340, 40008, 44020, 50010, 51677, 52824, 66030, 66680, 88040, 100020, 103354, 118357, 132060, 155031, 200040, 206708, 236714, 258385, 264120, 310062, 355071, 413416, 473428, 516770, 591785, 620124, 710142, 775155, 946856, 1033540, 1183570, 1240248, 1420284, 1550310, 1775355, 2067080, 2367140, 2840568, 3100620, 3550710, 3669067, 4734280, 6201240, 7101420, 7338134, 11007201, 14202840, 14676268, 18345335, 22014402, 29352536, 36690670, 44028804, 55036005, 73381340, 88057608, 110072010, 146762680, 220144020, 440288040]

約数ペア:

[(1, 440288040), (2, 220144020), (3, 146762680), (4, 110072010), (5, 88057608), (6, 73381340), (8, 55036005), (10, 44028804), (12, 36690670), (15, 29352536), (20, 22014402), (24, 18345335), (30, 14676268), (31, 14202840), (40, 11007201), (60, 7338134), (62, 7101420), (71, 6201240), (93, 4734280), (120, 3669067), (124, 3550710), (142, 3100620), (155, 2840568), (186, 2367140), (213, 2067080), (248, 1775355), (284, 1550310), (310, 1420284), (355, 1240248), (372, 1183570), (426, 1033540), (465, 946856), (568, 775155), (620, 710142), (710, 620124), (744, 591785), (852, 516770), (930, 473428), (1065, 413416), (1240, 355071), (1420, 310062), (1667, 264120), (1704, 258385), (1860, 236714), (2130, 206708), (2201, 200040), (2840, 155031), (3334, 132060), (3720, 118357), (4260, 103354), (4402, 100020), (5001, 88040), (6603, 66680), (6668, 66030), (8335, 52824), (8520, 51677), (8804, 50010), (10002, 44020), (11005, 40008), (13206, 33340), (13336, 33015), (16670, 26412), (17608, 25005), (20004, 22010)]