157418520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{971}}^1$

素因数の和:1185

約数の個数: 128

約数和(自身を含む): 543075840

約数和(自身を除く): 385657320

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, 120, 140, 168, 193, 210, 280, 386, 420, 579, 772, 840, 965, 971, 1158, 1351, 1544, 1930, 1942, 2316, 2702, 2895, 2913, 3860, 3884, 4053, 4632, 4855, 5404, 5790, 5826, 6755, 6797, 7720, 7768, 8106, 9710, 10808, 11580, 11652, 13510, 13594, 14565, 16212, 19420, 20265, 20391, 23160, 23304, 27020, 27188, 29130, 32424, 33985, 38840, 40530, 40782, 54040, 54376, 58260, 67970, 81060, 81564, 101955, 116520, 135940, 162120, 163128, 187403, 203910, 271880, 374806, 407820, 562209, 749612, 815640, 937015, 1124418, 1311821, 1499224, 1874030, 2248836, 2623642, 2811045, 3748060, 3935463, 4497672, 5247284, 5622090, 6559105, 7496120, 7870926, 10494568, 11244180, 13118210, 15741852, 19677315, 22488360, 26236420, 31483704, 39354630, 52472840, 78709260, 157418520]

約数ペア:

[(1, 157418520), (2, 78709260), (3, 52472840), (4, 39354630), (5, 31483704), (6, 26236420), (7, 22488360), (8, 19677315), (10, 15741852), (12, 13118210), (14, 11244180), (15, 10494568), (20, 7870926), (21, 7496120), (24, 6559105), (28, 5622090), (30, 5247284), (35, 4497672), (40, 3935463), (42, 3748060), (56, 2811045), (60, 2623642), (70, 2248836), (84, 1874030), (105, 1499224), (120, 1311821), (140, 1124418), (168, 937015), (193, 815640), (210, 749612), (280, 562209), (386, 407820), (420, 374806), (579, 271880), (772, 203910), (840, 187403), (965, 163128), (971, 162120), (1158, 135940), (1351, 116520), (1544, 101955), (1930, 81564), (1942, 81060), (2316, 67970), (2702, 58260), (2895, 54376), (2913, 54040), (3860, 40782), (3884, 40530), (4053, 38840), (4632, 33985), (4855, 32424), (5404, 29130), (5790, 27188), (5826, 27020), (6755, 23304), (6797, 23160), (7720, 20391), (7768, 20265), (8106, 19420), (9710, 16212), (10808, 14565), (11580, 13594), (11652, 13510)]