30953720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{487}}^1$

素因数の和:732

約数の個数: 64

約数和(自身を含む): 80110080

約数和(自身を除く): 49156360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 227, 280, 454, 487, 908, 974, 1135, 1589, 1816, 1948, 2270, 2435, 3178, 3409, 3896, 4540, 4870, 6356, 6818, 7945, 9080, 9740, 12712, 13636, 15890, 17045, 19480, 27272, 31780, 34090, 63560, 68180, 110549, 136360, 221098, 442196, 552745, 773843, 884392, 1105490, 1547686, 2210980, 3095372, 3869215, 4421960, 6190744, 7738430, 15476860, 30953720]

約数ペア:

[(1, 30953720), (2, 15476860), (4, 7738430), (5, 6190744), (7, 4421960), (8, 3869215), (10, 3095372), (14, 2210980), (20, 1547686), (28, 1105490), (35, 884392), (40, 773843), (56, 552745), (70, 442196), (140, 221098), (227, 136360), (280, 110549), (454, 68180), (487, 63560), (908, 34090), (974, 31780), (1135, 27272), (1589, 19480), (1816, 17045), (1948, 15890), (2270, 13636), (2435, 12712), (3178, 9740), (3409, 9080), (3896, 7945), (4540, 6818), (4870, 6356)]