224640880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{379}}^1$

素因数の和:662

約数の個数: 80

約数和(自身を含む): 542822400

約数和(自身を除く): 318181520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 239, 248, 310, 379, 478, 496, 620, 758, 956, 1195, 1240, 1516, 1895, 1912, 2390, 2480, 3032, 3790, 3824, 4780, 6064, 7409, 7580, 9560, 11749, 14818, 15160, 19120, 23498, 29636, 30320, 37045, 46996, 58745, 59272, 74090, 90581, 93992, 117490, 118544, 148180, 181162, 187984, 234980, 296360, 362324, 452905, 469960, 592720, 724648, 905810, 939920, 1449296, 1811620, 2808011, 3623240, 5616022, 7246480, 11232044, 14040055, 22464088, 28080110, 44928176, 56160220, 112320440, 224640880]

約数ペア:

[(1, 224640880), (2, 112320440), (4, 56160220), (5, 44928176), (8, 28080110), (10, 22464088), (16, 14040055), (20, 11232044), (31, 7246480), (40, 5616022), (62, 3623240), (80, 2808011), (124, 1811620), (155, 1449296), (239, 939920), (248, 905810), (310, 724648), (379, 592720), (478, 469960), (496, 452905), (620, 362324), (758, 296360), (956, 234980), (1195, 187984), (1240, 181162), (1516, 148180), (1895, 118544), (1912, 117490), (2390, 93992), (2480, 90581), (3032, 74090), (3790, 59272), (3824, 58745), (4780, 46996), (6064, 37045), (7409, 30320), (7580, 29636), (9560, 23498), (11749, 19120), (14818, 15160)]