318619980

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{28097}}^1$

素因数の和:28125

約数の個数: 120

約数和(自身を含む): 1142352288

約数和(自身を除く): 823732308

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 28097, 56194, 84291, 112388, 140485, 168582, 196679, 252873, 280970, 337164, 393358, 421455, 505746, 561940, 590037, 758619, 786716, 842910, 983395, 1011492, 1180074, 1264365, 1517238, 1685820, 1770111, 1966790, 2275857, 2360148, 2528730, 2950185, 3034476, 3540222, 3793095, 3933580, 4551714, 5057460, 5310333, 5900370, 7080444, 7586190, 8850555, 9103428, 10620666, 11379285, 11800740, 15172380, 15930999, 17701110, 21241332, 22758570, 26551665, 31861998, 35402220, 45517140, 53103330, 63723996, 79654995, 106206660, 159309990, 318619980]

約数ペア:

[(1, 318619980), (2, 159309990), (3, 106206660), (4, 79654995), (5, 63723996), (6, 53103330), (7, 45517140), (9, 35402220), (10, 31861998), (12, 26551665), (14, 22758570), (15, 21241332), (18, 17701110), (20, 15930999), (21, 15172380), (27, 11800740), (28, 11379285), (30, 10620666), (35, 9103428), (36, 8850555), (42, 7586190), (45, 7080444), (54, 5900370), (60, 5310333), (63, 5057460), (70, 4551714), (81, 3933580), (84, 3793095), (90, 3540222), (105, 3034476), (108, 2950185), (126, 2528730), (135, 2360148), (140, 2275857), (162, 1966790), (180, 1770111), (189, 1685820), (210, 1517238), (252, 1264365), (270, 1180074), (315, 1011492), (324, 983395), (378, 842910), (405, 786716), (420, 758619), (540, 590037), (567, 561940), (630, 505746), (756, 421455), (810, 393358), (945, 337164), (1134, 280970), (1260, 252873), (1620, 196679), (1890, 168582), (2268, 140485), (2835, 112388), (3780, 84291), (5670, 56194), (11340, 28097)]