387854040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{2551}}^1$

素因数の和:2753

約数の個数: 128

約数和(自身を含む): 1337656320

約数和(自身を除く): 949802280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 181, 210, 280, 362, 420, 543, 724, 840, 905, 1086, 1267, 1448, 1810, 2172, 2534, 2551, 2715, 3620, 3801, 4344, 5068, 5102, 5430, 6335, 7240, 7602, 7653, 10136, 10204, 10860, 12670, 12755, 15204, 15306, 17857, 19005, 20408, 21720, 25340, 25510, 30408, 30612, 35714, 38010, 38265, 50680, 51020, 53571, 61224, 71428, 76020, 76530, 89285, 102040, 107142, 142856, 152040, 153060, 178570, 214284, 267855, 306120, 357140, 428568, 461731, 535710, 714280, 923462, 1071420, 1385193, 1846924, 2142840, 2308655, 2770386, 3232117, 3693848, 4617310, 5540772, 6464234, 6925965, 9234620, 9696351, 11081544, 12928468, 13851930, 16160585, 18469240, 19392702, 25856936, 27703860, 32321170, 38785404, 48481755, 55407720, 64642340, 77570808, 96963510, 129284680, 193927020, 387854040]

約数ペア:

[(1, 387854040), (2, 193927020), (3, 129284680), (4, 96963510), (5, 77570808), (6, 64642340), (7, 55407720), (8, 48481755), (10, 38785404), (12, 32321170), (14, 27703860), (15, 25856936), (20, 19392702), (21, 18469240), (24, 16160585), (28, 13851930), (30, 12928468), (35, 11081544), (40, 9696351), (42, 9234620), (56, 6925965), (60, 6464234), (70, 5540772), (84, 4617310), (105, 3693848), (120, 3232117), (140, 2770386), (168, 2308655), (181, 2142840), (210, 1846924), (280, 1385193), (362, 1071420), (420, 923462), (543, 714280), (724, 535710), (840, 461731), (905, 428568), (1086, 357140), (1267, 306120), (1448, 267855), (1810, 214284), (2172, 178570), (2534, 153060), (2551, 152040), (2715, 142856), (3620, 107142), (3801, 102040), (4344, 89285), (5068, 76530), (5102, 76020), (5430, 71428), (6335, 61224), (7240, 53571), (7602, 51020), (7653, 50680), (10136, 38265), (10204, 38010), (10860, 35714), (12670, 30612), (12755, 30408), (15204, 25510), (15306, 25340), (17857, 21720), (19005, 20408)]