127421970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19219}}^1$

素因数の和:19259

約数の個数: 64

約数和(自身を含む): 348727680

約数和(自身を除く): 221305710

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 195, 221, 255, 390, 442, 510, 663, 1105, 1326, 2210, 3315, 6630, 19219, 38438, 57657, 96095, 115314, 192190, 249847, 288285, 326723, 499694, 576570, 653446, 749541, 980169, 1249235, 1499082, 1633615, 1960338, 2498470, 3267230, 3747705, 4247399, 4900845, 7495410, 8494798, 9801690, 12742197, 21236995, 25484394, 42473990, 63710985, 127421970]

約数ペア:

[(1, 127421970), (2, 63710985), (3, 42473990), (5, 25484394), (6, 21236995), (10, 12742197), (13, 9801690), (15, 8494798), (17, 7495410), (26, 4900845), (30, 4247399), (34, 3747705), (39, 3267230), (51, 2498470), (65, 1960338), (78, 1633615), (85, 1499082), (102, 1249235), (130, 980169), (170, 749541), (195, 653446), (221, 576570), (255, 499694), (390, 326723), (442, 288285), (510, 249847), (663, 192190), (1105, 115314), (1326, 96095), (2210, 57657), (3315, 38438), (6630, 19219)]