253669360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{1051}}^1$

素因数の和:1502

約数の個数: 80

約数和(自身を含む): 676242432

約数和(自身を除く): 422573072

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 431, 560, 862, 1051, 1724, 2102, 2155, 3017, 3448, 4204, 4310, 5255, 6034, 6896, 7357, 8408, 8620, 10510, 12068, 14714, 15085, 16816, 17240, 21020, 24136, 29428, 30170, 34480, 36785, 42040, 48272, 58856, 60340, 73570, 84080, 117712, 120680, 147140, 241360, 294280, 452981, 588560, 905962, 1811924, 2264905, 3170867, 3623848, 4529810, 6341734, 7247696, 9059620, 12683468, 15854335, 18119240, 25366936, 31708670, 36238480, 50733872, 63417340, 126834680, 253669360]

約数ペア:

[(1, 253669360), (2, 126834680), (4, 63417340), (5, 50733872), (7, 36238480), (8, 31708670), (10, 25366936), (14, 18119240), (16, 15854335), (20, 12683468), (28, 9059620), (35, 7247696), (40, 6341734), (56, 4529810), (70, 3623848), (80, 3170867), (112, 2264905), (140, 1811924), (280, 905962), (431, 588560), (560, 452981), (862, 294280), (1051, 241360), (1724, 147140), (2102, 120680), (2155, 117712), (3017, 84080), (3448, 73570), (4204, 60340), (4310, 58856), (5255, 48272), (6034, 42040), (6896, 36785), (7357, 34480), (8408, 30170), (8620, 29428), (10510, 24136), (12068, 21020), (14714, 17240), (15085, 16816)]