80778960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{743}}^1$

素因数の和:913

約数の個数: 120

約数和(自身を含む): 273446784

約数和(自身を除く): 192667824

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 151, 180, 240, 302, 360, 453, 604, 720, 743, 755, 906, 1208, 1359, 1486, 1510, 1812, 2229, 2265, 2416, 2718, 2972, 3020, 3624, 3715, 4458, 4530, 5436, 5944, 6040, 6687, 6795, 7248, 7430, 8916, 9060, 10872, 11145, 11888, 12080, 13374, 13590, 14860, 17832, 18120, 21744, 22290, 26748, 27180, 29720, 33435, 35664, 36240, 44580, 53496, 54360, 59440, 66870, 89160, 106992, 108720, 112193, 133740, 178320, 224386, 267480, 336579, 448772, 534960, 560965, 673158, 897544, 1009737, 1121930, 1346316, 1682895, 1795088, 2019474, 2243860, 2692632, 3365790, 4038948, 4487720, 5048685, 5385264, 6731580, 8077896, 8975440, 10097370, 13463160, 16155792, 20194740, 26926320, 40389480, 80778960]

約数ペア:

[(1, 80778960), (2, 40389480), (3, 26926320), (4, 20194740), (5, 16155792), (6, 13463160), (8, 10097370), (9, 8975440), (10, 8077896), (12, 6731580), (15, 5385264), (16, 5048685), (18, 4487720), (20, 4038948), (24, 3365790), (30, 2692632), (36, 2243860), (40, 2019474), (45, 1795088), (48, 1682895), (60, 1346316), (72, 1121930), (80, 1009737), (90, 897544), (120, 673158), (144, 560965), (151, 534960), (180, 448772), (240, 336579), (302, 267480), (360, 224386), (453, 178320), (604, 133740), (720, 112193), (743, 108720), (755, 106992), (906, 89160), (1208, 66870), (1359, 59440), (1486, 54360), (1510, 53496), (1812, 44580), (2229, 36240), (2265, 35664), (2416, 33435), (2718, 29720), (2972, 27180), (3020, 26748), (3624, 22290), (3715, 21744), (4458, 18120), (4530, 17832), (5436, 14860), (5944, 13590), (6040, 13374), (6687, 12080), (6795, 11888), (7248, 11145), (7430, 10872), (8916, 9060)]