641377620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{274093}}^1$

素因数の和:274121

約数の個数: 72

約数和(自身を含む): 2095174536

約数和(自身を除く): 1453796916

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 274093, 548186, 822279, 1096372, 1370465, 1644558, 2466837, 2740930, 3289116, 3563209, 4111395, 4933674, 5481860, 7126418, 8222790, 9867348, 10689627, 12334185, 14252836, 16445580, 17816045, 21379254, 24668370, 32068881, 35632090, 42758508, 49336740, 53448135, 64137762, 71264180, 106896270, 128275524, 160344405, 213792540, 320688810, 641377620]

約数ペア:

[(1, 641377620), (2, 320688810), (3, 213792540), (4, 160344405), (5, 128275524), (6, 106896270), (9, 71264180), (10, 64137762), (12, 53448135), (13, 49336740), (15, 42758508), (18, 35632090), (20, 32068881), (26, 24668370), (30, 21379254), (36, 17816045), (39, 16445580), (45, 14252836), (52, 12334185), (60, 10689627), (65, 9867348), (78, 8222790), (90, 7126418), (117, 5481860), (130, 4933674), (156, 4111395), (180, 3563209), (195, 3289116), (234, 2740930), (260, 2466837), (390, 1644558), (468, 1370465), (585, 1096372), (780, 822279), (1170, 548186), (2340, 274093)]