156720430

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1\times {\mathrm{719}}^1$

素因数の和:1104

約数の個数: 32

約数和(自身を含む): 287400960

約数和(自身を除く): 130680530

約数列:

[1, 2, 5, 10, 71, 142, 307, 355, 614, 710, 719, 1438, 1535, 3070, 3595, 7190, 21797, 43594, 51049, 102098, 108985, 217970, 220733, 255245, 441466, 510490, 1103665, 2207330, 15672043, 31344086, 78360215, 156720430]

約数ペア:

[(1, 156720430), (2, 78360215), (5, 31344086), (10, 15672043), (71, 2207330), (142, 1103665), (307, 510490), (355, 441466), (614, 255245), (710, 220733), (719, 217970), (1438, 108985), (1535, 102098), (3070, 51049), (3595, 43594), (7190, 21797)]