86781840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{1579}}^1$

素因数の和:1824

約数の個数: 80

約数和(自身を含む): 270369600

約数和(自身を除く): 183587760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 229, 240, 458, 687, 916, 1145, 1374, 1579, 1832, 2290, 2748, 3158, 3435, 3664, 4580, 4737, 5496, 6316, 6870, 7895, 9160, 9474, 10992, 12632, 13740, 15790, 18320, 18948, 23685, 25264, 27480, 31580, 37896, 47370, 54960, 63160, 75792, 94740, 126320, 189480, 361591, 378960, 723182, 1084773, 1446364, 1807955, 2169546, 2892728, 3615910, 4339092, 5423865, 5785456, 7231820, 8678184, 10847730, 14463640, 17356368, 21695460, 28927280, 43390920, 86781840]

約数ペア:

[(1, 86781840), (2, 43390920), (3, 28927280), (4, 21695460), (5, 17356368), (6, 14463640), (8, 10847730), (10, 8678184), (12, 7231820), (15, 5785456), (16, 5423865), (20, 4339092), (24, 3615910), (30, 2892728), (40, 2169546), (48, 1807955), (60, 1446364), (80, 1084773), (120, 723182), (229, 378960), (240, 361591), (458, 189480), (687, 126320), (916, 94740), (1145, 75792), (1374, 63160), (1579, 54960), (1832, 47370), (2290, 37896), (2748, 31580), (3158, 27480), (3435, 25264), (3664, 23685), (4580, 18948), (4737, 18320), (5496, 15790), (6316, 13740), (6870, 12632), (7895, 10992), (9160, 9474)]