538845720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20693}}^1$

素因数の和:20745

約数の個数: 128

約数和(自身を含む): 1907159040

約数和(自身を除く): 1368313320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2604, 3255, 3720, 4340, 5208, 6510, 8680, 13020, 20693, 26040, 41386, 62079, 82772, 103465, 124158, 144851, 165544, 206930, 248316, 289702, 310395, 413860, 434553, 496632, 579404, 620790, 641483, 724255, 827720, 869106, 1158808, 1241580, 1282966, 1448510, 1738212, 1924449, 2172765, 2483160, 2565932, 2897020, 3207415, 3476424, 3848898, 4345530, 4490381, 5131864, 5794040, 6414830, 7697796, 8691060, 8980762, 9622245, 12829660, 13471143, 15395592, 17382120, 17961524, 19244490, 22451905, 25659320, 26942286, 35923048, 38488980, 44903810, 53884572, 67355715, 76977960, 89807620, 107769144, 134711430, 179615240, 269422860, 538845720]

約数ペア:

[(1, 538845720), (2, 269422860), (3, 179615240), (4, 134711430), (5, 107769144), (6, 89807620), (7, 76977960), (8, 67355715), (10, 53884572), (12, 44903810), (14, 38488980), (15, 35923048), (20, 26942286), (21, 25659320), (24, 22451905), (28, 19244490), (30, 17961524), (31, 17382120), (35, 15395592), (40, 13471143), (42, 12829660), (56, 9622245), (60, 8980762), (62, 8691060), (70, 7697796), (84, 6414830), (93, 5794040), (105, 5131864), (120, 4490381), (124, 4345530), (140, 3848898), (155, 3476424), (168, 3207415), (186, 2897020), (210, 2565932), (217, 2483160), (248, 2172765), (280, 1924449), (310, 1738212), (372, 1448510), (420, 1282966), (434, 1241580), (465, 1158808), (620, 869106), (651, 827720), (744, 724255), (840, 641483), (868, 620790), (930, 579404), (1085, 496632), (1240, 434553), (1302, 413860), (1736, 310395), (1860, 289702), (2170, 248316), (2604, 206930), (3255, 165544), (3720, 144851), (4340, 124158), (5208, 103465), (6510, 82772), (8680, 62079), (13020, 41386), (20693, 26040)]