209488440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{2207}}^1$

素因数の和:2341

約数の個数: 128

約数和(自身を含む): 724930560

約数和(自身を除く): 515442120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 113, 120, 140, 168, 210, 226, 280, 339, 420, 452, 565, 678, 791, 840, 904, 1130, 1356, 1582, 1695, 2207, 2260, 2373, 2712, 3164, 3390, 3955, 4414, 4520, 4746, 6328, 6621, 6780, 7910, 8828, 9492, 11035, 11865, 13242, 13560, 15449, 15820, 17656, 18984, 22070, 23730, 26484, 30898, 31640, 33105, 44140, 46347, 47460, 52968, 61796, 66210, 77245, 88280, 92694, 94920, 123592, 132420, 154490, 185388, 231735, 249391, 264840, 308980, 370776, 463470, 498782, 617960, 748173, 926940, 997564, 1246955, 1496346, 1745737, 1853880, 1995128, 2493910, 2992692, 3491474, 3740865, 4987820, 5237211, 5985384, 6982948, 7481730, 8728685, 9975640, 10474422, 13965896, 14963460, 17457370, 20948844, 26186055, 29926920, 34914740, 41897688, 52372110, 69829480, 104744220, 209488440]

約数ペア:

[(1, 209488440), (2, 104744220), (3, 69829480), (4, 52372110), (5, 41897688), (6, 34914740), (7, 29926920), (8, 26186055), (10, 20948844), (12, 17457370), (14, 14963460), (15, 13965896), (20, 10474422), (21, 9975640), (24, 8728685), (28, 7481730), (30, 6982948), (35, 5985384), (40, 5237211), (42, 4987820), (56, 3740865), (60, 3491474), (70, 2992692), (84, 2493910), (105, 1995128), (113, 1853880), (120, 1745737), (140, 1496346), (168, 1246955), (210, 997564), (226, 926940), (280, 748173), (339, 617960), (420, 498782), (452, 463470), (565, 370776), (678, 308980), (791, 264840), (840, 249391), (904, 231735), (1130, 185388), (1356, 154490), (1582, 132420), (1695, 123592), (2207, 94920), (2260, 92694), (2373, 88280), (2712, 77245), (3164, 66210), (3390, 61796), (3955, 52968), (4414, 47460), (4520, 46347), (4746, 44140), (6328, 33105), (6621, 31640), (6780, 30898), (7910, 26484), (8828, 23730), (9492, 22070), (11035, 18984), (11865, 17656), (13242, 15820), (13560, 15449)]