151580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1$

素因数の和:86

約数の個数: 48

約数和(自身を含む): 381024

約数和(自身を除く): 229444

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 53, 55, 65, 106, 110, 130, 143, 212, 220, 260, 265, 286, 530, 572, 583, 689, 715, 1060, 1166, 1378, 1430, 2332, 2756, 2860, 2915, 3445, 5830, 6890, 7579, 11660, 13780, 15158, 30316, 37895, 75790, 151580]

約数ペア:

[(1, 151580), (2, 75790), (4, 37895), (5, 30316), (10, 15158), (11, 13780), (13, 11660), (20, 7579), (22, 6890), (26, 5830), (44, 3445), (52, 2915), (53, 2860), (55, 2756), (65, 2332), (106, 1430), (110, 1378), (130, 1166), (143, 1060), (212, 715), (220, 689), (260, 583), (265, 572), (286, 530)]