9993780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:251

約数の個数: 120

約数和(自身を含む): 32524800

約数和(自身を除く): 22531020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 81, 90, 93, 108, 124, 135, 155, 162, 180, 186, 199, 270, 279, 310, 324, 372, 398, 405, 465, 540, 558, 597, 620, 796, 810, 837, 930, 995, 1116, 1194, 1395, 1620, 1674, 1791, 1860, 1990, 2388, 2511, 2790, 2985, 3348, 3582, 3980, 4185, 5022, 5373, 5580, 5970, 6169, 7164, 8370, 8955, 10044, 10746, 11940, 12338, 12555, 16119, 16740, 17910, 18507, 21492, 24676, 25110, 26865, 30845, 32238, 35820, 37014, 50220, 53730, 55521, 61690, 64476, 74028, 80595, 92535, 107460, 111042, 123380, 161190, 166563, 185070, 222084, 277605, 322380, 333126, 370140, 499689, 555210, 666252, 832815, 999378, 1110420, 1665630, 1998756, 2498445, 3331260, 4996890, 9993780]

約数ペア:

[(1, 9993780), (2, 4996890), (3, 3331260), (4, 2498445), (5, 1998756), (6, 1665630), (9, 1110420), (10, 999378), (12, 832815), (15, 666252), (18, 555210), (20, 499689), (27, 370140), (30, 333126), (31, 322380), (36, 277605), (45, 222084), (54, 185070), (60, 166563), (62, 161190), (81, 123380), (90, 111042), (93, 107460), (108, 92535), (124, 80595), (135, 74028), (155, 64476), (162, 61690), (180, 55521), (186, 53730), (199, 50220), (270, 37014), (279, 35820), (310, 32238), (324, 30845), (372, 26865), (398, 25110), (405, 24676), (465, 21492), (540, 18507), (558, 17910), (597, 16740), (620, 16119), (796, 12555), (810, 12338), (837, 11940), (930, 10746), (995, 10044), (1116, 8955), (1194, 8370), (1395, 7164), (1620, 6169), (1674, 5970), (1791, 5580), (1860, 5373), (1990, 5022), (2388, 4185), (2511, 3980), (2790, 3582), (2985, 3348)]