387280620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{5531}}^1$

素因数の和:5935

約数の個数: 72

約数和(自身を含む): 1177984080

約数和(自身を除く): 790703460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 389, 778, 1167, 1556, 1945, 2334, 3501, 3890, 4668, 5531, 5835, 7002, 7780, 11062, 11670, 14004, 16593, 17505, 22124, 23340, 27655, 33186, 35010, 49779, 55310, 66372, 70020, 82965, 99558, 110620, 165930, 199116, 248895, 331860, 497790, 995580, 2151559, 4303118, 6454677, 8606236, 10757795, 12909354, 19364031, 21515590, 25818708, 32273385, 38728062, 43031180, 64546770, 77456124, 96820155, 129093540, 193640310, 387280620]

約数ペア:

[(1, 387280620), (2, 193640310), (3, 129093540), (4, 96820155), (5, 77456124), (6, 64546770), (9, 43031180), (10, 38728062), (12, 32273385), (15, 25818708), (18, 21515590), (20, 19364031), (30, 12909354), (36, 10757795), (45, 8606236), (60, 6454677), (90, 4303118), (180, 2151559), (389, 995580), (778, 497790), (1167, 331860), (1556, 248895), (1945, 199116), (2334, 165930), (3501, 110620), (3890, 99558), (4668, 82965), (5531, 70020), (5835, 66372), (7002, 55310), (7780, 49779), (11062, 35010), (11670, 33186), (14004, 27655), (16593, 23340), (17505, 22124)]