663208980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{2551}}^1$

素因数の和:3189

約数の個数: 96

約数和(自身を含む): 2126530560

約数和(自身を除く): 1463321580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 619, 1238, 1857, 2476, 2551, 3095, 3714, 4333, 5102, 6190, 7428, 7653, 8666, 9285, 10204, 12380, 12755, 12999, 15306, 17332, 17857, 18570, 21665, 25510, 25998, 30612, 35714, 37140, 38265, 43330, 51020, 51996, 53571, 64995, 71428, 76530, 86660, 89285, 107142, 129990, 153060, 178570, 214284, 259980, 267855, 357140, 535710, 1071420, 1579069, 3158138, 4737207, 6316276, 7895345, 9474414, 11053483, 15790690, 18948828, 22106966, 23686035, 31581380, 33160449, 44213932, 47372070, 55267415, 66320898, 94744140, 110534830, 132641796, 165802245, 221069660, 331604490, 663208980]

約数ペア:

[(1, 663208980), (2, 331604490), (3, 221069660), (4, 165802245), (5, 132641796), (6, 110534830), (7, 94744140), (10, 66320898), (12, 55267415), (14, 47372070), (15, 44213932), (20, 33160449), (21, 31581380), (28, 23686035), (30, 22106966), (35, 18948828), (42, 15790690), (60, 11053483), (70, 9474414), (84, 7895345), (105, 6316276), (140, 4737207), (210, 3158138), (420, 1579069), (619, 1071420), (1238, 535710), (1857, 357140), (2476, 267855), (2551, 259980), (3095, 214284), (3714, 178570), (4333, 153060), (5102, 129990), (6190, 107142), (7428, 89285), (7653, 86660), (8666, 76530), (9285, 71428), (10204, 64995), (12380, 53571), (12755, 51996), (12999, 51020), (15306, 43330), (17332, 38265), (17857, 37140), (18570, 35714), (21665, 30612), (25510, 25998)]