30327780

素因数分解:

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

素因数の和:625

約数の個数: 96

約数和(自身を含む): 97864704

約数和(自身を除く): 67536924

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 163, 210, 326, 420, 443, 489, 652, 815, 886, 978, 1141, 1329, 1630, 1772, 1956, 2215, 2282, 2445, 2658, 3101, 3260, 3423, 4430, 4564, 4890, 5316, 5705, 6202, 6645, 6846, 8860, 9303, 9780, 11410, 12404, 13290, 13692, 15505, 17115, 18606, 22820, 26580, 31010, 34230, 37212, 46515, 62020, 68460, 72209, 93030, 144418, 186060, 216627, 288836, 361045, 433254, 505463, 722090, 866508, 1010926, 1083135, 1444180, 1516389, 2021852, 2166270, 2527315, 3032778, 4332540, 5054630, 6065556, 7581945, 10109260, 15163890, 30327780]

約数ペア:

[(1, 30327780), (2, 15163890), (3, 10109260), (4, 7581945), (5, 6065556), (6, 5054630), (7, 4332540), (10, 3032778), (12, 2527315), (14, 2166270), (15, 2021852), (20, 1516389), (21, 1444180), (28, 1083135), (30, 1010926), (35, 866508), (42, 722090), (60, 505463), (70, 433254), (84, 361045), (105, 288836), (140, 216627), (163, 186060), (210, 144418), (326, 93030), (420, 72209), (443, 68460), (489, 62020), (652, 46515), (815, 37212), (886, 34230), (978, 31010), (1141, 26580), (1329, 22820), (1630, 18606), (1772, 17115), (1956, 15505), (2215, 13692), (2282, 13290), (2445, 12404), (2658, 11410), (3101, 9780), (3260, 9303), (3423, 8860), (4430, 6846), (4564, 6645), (4890, 6202), (5316, 5705)]