90983340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{443}}^1$

素因数の和:628

約数の個数: 144

約数和(自身を含む): 318060288

約数和(自身を除く): 227076948

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 163, 180, 210, 252, 315, 326, 420, 443, 489, 630, 652, 815, 886, 978, 1141, 1260, 1329, 1467, 1630, 1772, 1956, 2215, 2282, 2445, 2658, 2934, 3101, 3260, 3423, 3987, 4430, 4564, 4890, 5316, 5705, 5868, 6202, 6645, 6846, 7335, 7974, 8860, 9303, 9780, 10269, 11410, 12404, 13290, 13692, 14670, 15505, 15948, 17115, 18606, 19935, 20538, 22820, 26580, 27909, 29340, 31010, 34230, 37212, 39870, 41076, 46515, 51345, 55818, 62020, 68460, 72209, 79740, 93030, 102690, 111636, 139545, 144418, 186060, 205380, 216627, 279090, 288836, 361045, 433254, 505463, 558180, 649881, 722090, 866508, 1010926, 1083135, 1299762, 1444180, 1516389, 2021852, 2166270, 2527315, 2599524, 3032778, 3249405, 4332540, 4549167, 5054630, 6065556, 6498810, 7581945, 9098334, 10109260, 12997620, 15163890, 18196668, 22745835, 30327780, 45491670, 90983340]

約数ペア:

[(1, 90983340), (2, 45491670), (3, 30327780), (4, 22745835), (5, 18196668), (6, 15163890), (7, 12997620), (9, 10109260), (10, 9098334), (12, 7581945), (14, 6498810), (15, 6065556), (18, 5054630), (20, 4549167), (21, 4332540), (28, 3249405), (30, 3032778), (35, 2599524), (36, 2527315), (42, 2166270), (45, 2021852), (60, 1516389), (63, 1444180), (70, 1299762), (84, 1083135), (90, 1010926), (105, 866508), (126, 722090), (140, 649881), (163, 558180), (180, 505463), (210, 433254), (252, 361045), (315, 288836), (326, 279090), (420, 216627), (443, 205380), (489, 186060), (630, 144418), (652, 139545), (815, 111636), (886, 102690), (978, 93030), (1141, 79740), (1260, 72209), (1329, 68460), (1467, 62020), (1630, 55818), (1772, 51345), (1956, 46515), (2215, 41076), (2282, 39870), (2445, 37212), (2658, 34230), (2934, 31010), (3101, 29340), (3260, 27909), (3423, 26580), (3987, 22820), (4430, 20538), (4564, 19935), (4890, 18606), (5316, 17115), (5705, 15948), (5868, 15505), (6202, 14670), (6645, 13692), (6846, 13290), (7335, 12404), (7974, 11410), (8860, 10269), (9303, 9780)]