128657620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{317}}^1$

素因数の和:569

約数の個数: 96

約数和(自身を含む): 335075328

約数和(自身を除く): 206417708

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 223, 260, 317, 364, 446, 455, 634, 892, 910, 1115, 1268, 1561, 1585, 1820, 2219, 2230, 2899, 3122, 3170, 4121, 4438, 4460, 5798, 6244, 6340, 7805, 8242, 8876, 11095, 11596, 14495, 15610, 16484, 20293, 20605, 22190, 28847, 28990, 31220, 40586, 41210, 44380, 57694, 57980, 70691, 81172, 82420, 101465, 115388, 141382, 144235, 202930, 282764, 288470, 353455, 405860, 494837, 576940, 706910, 918983, 989674, 1413820, 1837966, 1979348, 2474185, 3675932, 4594915, 4948370, 6432881, 9189830, 9896740, 12865762, 18379660, 25731524, 32164405, 64328810, 128657620]

約数ペア:

[(1, 128657620), (2, 64328810), (4, 32164405), (5, 25731524), (7, 18379660), (10, 12865762), (13, 9896740), (14, 9189830), (20, 6432881), (26, 4948370), (28, 4594915), (35, 3675932), (52, 2474185), (65, 1979348), (70, 1837966), (91, 1413820), (130, 989674), (140, 918983), (182, 706910), (223, 576940), (260, 494837), (317, 405860), (364, 353455), (446, 288470), (455, 282764), (634, 202930), (892, 144235), (910, 141382), (1115, 115388), (1268, 101465), (1561, 82420), (1585, 81172), (1820, 70691), (2219, 57980), (2230, 57694), (2899, 44380), (3122, 41210), (3170, 40586), (4121, 31220), (4438, 28990), (4460, 28847), (5798, 22190), (6244, 20605), (6340, 20293), (7805, 16484), (8242, 15610), (8876, 14495), (11095, 11596)]