18568260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2399}}^1$

素因数の和:2457

約数の個数: 72

約数和(自身を含む): 57657600

約数和(自身を除く): 39089340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2399, 2580, 3870, 4798, 7197, 7740, 9596, 11995, 14394, 21591, 23990, 28788, 35985, 43182, 47980, 71970, 86364, 103157, 107955, 143940, 206314, 215910, 309471, 412628, 431820, 515785, 618942, 928413, 1031570, 1237884, 1547355, 1856826, 2063140, 3094710, 3713652, 4642065, 6189420, 9284130, 18568260]

約数ペア:

[(1, 18568260), (2, 9284130), (3, 6189420), (4, 4642065), (5, 3713652), (6, 3094710), (9, 2063140), (10, 1856826), (12, 1547355), (15, 1237884), (18, 1031570), (20, 928413), (30, 618942), (36, 515785), (43, 431820), (45, 412628), (60, 309471), (86, 215910), (90, 206314), (129, 143940), (172, 107955), (180, 103157), (215, 86364), (258, 71970), (387, 47980), (430, 43182), (516, 35985), (645, 28788), (774, 23990), (860, 21591), (1290, 14394), (1548, 11995), (1935, 9596), (2399, 7740), (2580, 7197), (3870, 4798)]