28156140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2267}}^1$

素因数の和:2308

約数の個数: 96

約数和(自身を含む): 91445760

約数和(自身を除く): 63289620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 90, 92, 108, 115, 135, 138, 180, 207, 230, 270, 276, 345, 414, 460, 540, 621, 690, 828, 1035, 1242, 1380, 2070, 2267, 2484, 3105, 4140, 4534, 6210, 6801, 9068, 11335, 12420, 13602, 20403, 22670, 27204, 34005, 40806, 45340, 52141, 61209, 68010, 81612, 102015, 104282, 122418, 136020, 156423, 204030, 208564, 244836, 260705, 306045, 312846, 408060, 469269, 521410, 612090, 625692, 782115, 938538, 1042820, 1224180, 1407807, 1564230, 1877076, 2346345, 2815614, 3128460, 4692690, 5631228, 7039035, 9385380, 14078070, 28156140]

約数ペア:

[(1, 28156140), (2, 14078070), (3, 9385380), (4, 7039035), (5, 5631228), (6, 4692690), (9, 3128460), (10, 2815614), (12, 2346345), (15, 1877076), (18, 1564230), (20, 1407807), (23, 1224180), (27, 1042820), (30, 938538), (36, 782115), (45, 625692), (46, 612090), (54, 521410), (60, 469269), (69, 408060), (90, 312846), (92, 306045), (108, 260705), (115, 244836), (135, 208564), (138, 204030), (180, 156423), (207, 136020), (230, 122418), (270, 104282), (276, 102015), (345, 81612), (414, 68010), (460, 61209), (540, 52141), (621, 45340), (690, 40806), (828, 34005), (1035, 27204), (1242, 22670), (1380, 20403), (2070, 13602), (2267, 12420), (2484, 11335), (3105, 9068), (4140, 6801), (4534, 6210)]