19381320

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{7691}}^1$

素因数の和:7715

約数の個数: 96

約数和(自身を含む): 71997120

約数和(自身を除く): 52615800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 7691, 15382, 23073, 30764, 38455, 46146, 53837, 61528, 69219, 76910, 92292, 107674, 115365, 138438, 153820, 161511, 184584, 215348, 230730, 269185, 276876, 307640, 323022, 346095, 430696, 461460, 484533, 538370, 553752, 646044, 692190, 807555, 922920, 969066, 1076740, 1292088, 1384380, 1615110, 1938132, 2153480, 2422665, 2768760, 3230220, 3876264, 4845330, 6460440, 9690660, 19381320]

約数ペア:

[(1, 19381320), (2, 9690660), (3, 6460440), (4, 4845330), (5, 3876264), (6, 3230220), (7, 2768760), (8, 2422665), (9, 2153480), (10, 1938132), (12, 1615110), (14, 1384380), (15, 1292088), (18, 1076740), (20, 969066), (21, 922920), (24, 807555), (28, 692190), (30, 646044), (35, 553752), (36, 538370), (40, 484533), (42, 461460), (45, 430696), (56, 346095), (60, 323022), (63, 307640), (70, 276876), (72, 269185), (84, 230730), (90, 215348), (105, 184584), (120, 161511), (126, 153820), (140, 138438), (168, 115365), (180, 107674), (210, 92292), (252, 76910), (280, 69219), (315, 61528), (360, 53837), (420, 46146), (504, 38455), (630, 30764), (840, 23073), (1260, 15382), (2520, 7691)]