72071280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3229}}^1$

素因数の和:3279

約数の個数: 120

約数和(自身を含む): 249924480

約数和(自身を除く): 177853200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3229, 3720, 4464, 5580, 6458, 7440, 9687, 11160, 12916, 16145, 19374, 22320, 25832, 29061, 32290, 38748, 48435, 51664, 58122, 64580, 77496, 96870, 100099, 116244, 129160, 145305, 154992, 193740, 200198, 232488, 258320, 290610, 300297, 387480, 400396, 464976, 500495, 581220, 600594, 774960, 800792, 900891, 1000990, 1162440, 1201188, 1501485, 1601584, 1801782, 2001980, 2324880, 2402376, 3002970, 3603564, 4003960, 4504455, 4804752, 6005940, 7207128, 8007920, 9008910, 12011880, 14414256, 18017820, 24023760, 36035640, 72071280]

約数ペア:

[(1, 72071280), (2, 36035640), (3, 24023760), (4, 18017820), (5, 14414256), (6, 12011880), (8, 9008910), (9, 8007920), (10, 7207128), (12, 6005940), (15, 4804752), (16, 4504455), (18, 4003960), (20, 3603564), (24, 3002970), (30, 2402376), (31, 2324880), (36, 2001980), (40, 1801782), (45, 1601584), (48, 1501485), (60, 1201188), (62, 1162440), (72, 1000990), (80, 900891), (90, 800792), (93, 774960), (120, 600594), (124, 581220), (144, 500495), (155, 464976), (180, 400396), (186, 387480), (240, 300297), (248, 290610), (279, 258320), (310, 232488), (360, 200198), (372, 193740), (465, 154992), (496, 145305), (558, 129160), (620, 116244), (720, 100099), (744, 96870), (930, 77496), (1116, 64580), (1240, 58122), (1395, 51664), (1488, 48435), (1860, 38748), (2232, 32290), (2480, 29061), (2790, 25832), (3229, 22320), (3720, 19374), (4464, 16145), (5580, 12916), (6458, 11160), (7440, 9687)]