28075980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:267

約数の個数: 96

約数和(自身を含む): 82047168

約数和(自身を除く): 53971188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 101, 113, 123, 164, 202, 205, 226, 246, 303, 339, 404, 410, 452, 492, 505, 565, 606, 615, 678, 820, 1010, 1130, 1212, 1230, 1356, 1515, 1695, 2020, 2260, 2460, 3030, 3390, 4141, 4633, 6060, 6780, 8282, 9266, 11413, 12423, 13899, 16564, 18532, 20705, 22826, 23165, 24846, 27798, 34239, 41410, 45652, 46330, 49692, 55596, 57065, 62115, 68478, 69495, 82820, 92660, 114130, 124230, 136956, 138990, 171195, 228260, 248460, 277980, 342390, 467933, 684780, 935866, 1403799, 1871732, 2339665, 2807598, 4679330, 5615196, 7018995, 9358660, 14037990, 28075980]

約数ペア:

[(1, 28075980), (2, 14037990), (3, 9358660), (4, 7018995), (5, 5615196), (6, 4679330), (10, 2807598), (12, 2339665), (15, 1871732), (20, 1403799), (30, 935866), (41, 684780), (60, 467933), (82, 342390), (101, 277980), (113, 248460), (123, 228260), (164, 171195), (202, 138990), (205, 136956), (226, 124230), (246, 114130), (303, 92660), (339, 82820), (404, 69495), (410, 68478), (452, 62115), (492, 57065), (505, 55596), (565, 49692), (606, 46330), (615, 45652), (678, 41410), (820, 34239), (1010, 27798), (1130, 24846), (1212, 23165), (1230, 22826), (1356, 20705), (1515, 18532), (1695, 16564), (2020, 13899), (2260, 12423), (2460, 11413), (3030, 9266), (3390, 8282), (4141, 6780), (4633, 6060)]