152955220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{2909}}^1$

素因数の和:3168

約数の個数: 48

約数和(自身を含む): 351993600

約数和(自身を除く): 199038380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 239, 478, 956, 1195, 2390, 2629, 2909, 4780, 5258, 5818, 10516, 11636, 13145, 14545, 26290, 29090, 31999, 52580, 58180, 63998, 127996, 159995, 319990, 639980, 695251, 1390502, 2781004, 3476255, 6952510, 7647761, 13905020, 15295522, 30591044, 38238805, 76477610, 152955220]

約数ペア:

[(1, 152955220), (2, 76477610), (4, 38238805), (5, 30591044), (10, 15295522), (11, 13905020), (20, 7647761), (22, 6952510), (44, 3476255), (55, 2781004), (110, 1390502), (220, 695251), (239, 639980), (478, 319990), (956, 159995), (1195, 127996), (2390, 63998), (2629, 58180), (2909, 52580), (4780, 31999), (5258, 29090), (5818, 26290), (10516, 14545), (11636, 13145)]