261776010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{2699}}^1$

素因数の和:2823

約数の個数: 64

約数和(自身を含む): 650851200

約数和(自身を除く): 389075190

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 61, 106, 122, 159, 183, 265, 305, 318, 366, 530, 610, 795, 915, 1590, 1830, 2699, 3233, 5398, 6466, 8097, 9699, 13495, 16165, 16194, 19398, 26990, 32330, 40485, 48495, 80970, 96990, 143047, 164639, 286094, 329278, 429141, 493917, 715235, 823195, 858282, 987834, 1430470, 1646390, 2145705, 2469585, 4291410, 4939170, 8725867, 17451734, 26177601, 43629335, 52355202, 87258670, 130888005, 261776010]

約数ペア:

[(1, 261776010), (2, 130888005), (3, 87258670), (5, 52355202), (6, 43629335), (10, 26177601), (15, 17451734), (30, 8725867), (53, 4939170), (61, 4291410), (106, 2469585), (122, 2145705), (159, 1646390), (183, 1430470), (265, 987834), (305, 858282), (318, 823195), (366, 715235), (530, 493917), (610, 429141), (795, 329278), (915, 286094), (1590, 164639), (1830, 143047), (2699, 96990), (3233, 80970), (5398, 48495), (6466, 40485), (8097, 32330), (9699, 26990), (13495, 19398), (16165, 16194)]