720252016

素因数分解:

$2^4\times {\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{1091}}^1$

素因数の和:1163

約数の個数: 80

約数和(自身を含む): 1585898496

約数和(自身を除く): 865646480

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 121, 124, 176, 242, 248, 341, 484, 496, 682, 968, 1091, 1331, 1364, 1936, 2182, 2662, 2728, 3751, 4364, 5324, 5456, 7502, 8728, 10648, 12001, 15004, 17456, 21296, 24002, 30008, 33821, 41261, 48004, 60016, 67642, 82522, 96008, 132011, 135284, 165044, 192016, 264022, 270568, 330088, 372031, 528044, 541136, 660176, 744062, 1056088, 1452121, 1488124, 2112176, 2904242, 2976248, 4092341, 5808484, 5952496, 8184682, 11616968, 16369364, 23233936, 32738728, 45015751, 65477456, 90031502, 180063004, 360126008, 720252016]

約数ペア:

[(1, 720252016), (2, 360126008), (4, 180063004), (8, 90031502), (11, 65477456), (16, 45015751), (22, 32738728), (31, 23233936), (44, 16369364), (62, 11616968), (88, 8184682), (121, 5952496), (124, 5808484), (176, 4092341), (242, 2976248), (248, 2904242), (341, 2112176), (484, 1488124), (496, 1452121), (682, 1056088), (968, 744062), (1091, 660176), (1331, 541136), (1364, 528044), (1936, 372031), (2182, 330088), (2662, 270568), (2728, 264022), (3751, 192016), (4364, 165044), (5324, 135284), (5456, 132011), (7502, 96008), (8728, 82522), (10648, 67642), (12001, 60016), (15004, 48004), (17456, 41261), (21296, 33821), (24002, 30008)]