30671340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{709}}^1$

素因数の和:831

約数の個数: 96

約数和(自身を含む): 99240960

約数和(自身を除く): 68569620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 103, 105, 140, 206, 210, 309, 412, 420, 515, 618, 709, 721, 1030, 1236, 1418, 1442, 1545, 2060, 2127, 2163, 2836, 2884, 3090, 3545, 3605, 4254, 4326, 4963, 6180, 7090, 7210, 8508, 8652, 9926, 10635, 10815, 14180, 14420, 14889, 19852, 21270, 21630, 24815, 29778, 42540, 43260, 49630, 59556, 73027, 74445, 99260, 146054, 148890, 219081, 292108, 297780, 365135, 438162, 511189, 730270, 876324, 1022378, 1095405, 1460540, 1533567, 2044756, 2190810, 2555945, 3067134, 4381620, 5111890, 6134268, 7667835, 10223780, 15335670, 30671340]

約数ペア:

[(1, 30671340), (2, 15335670), (3, 10223780), (4, 7667835), (5, 6134268), (6, 5111890), (7, 4381620), (10, 3067134), (12, 2555945), (14, 2190810), (15, 2044756), (20, 1533567), (21, 1460540), (28, 1095405), (30, 1022378), (35, 876324), (42, 730270), (60, 511189), (70, 438162), (84, 365135), (103, 297780), (105, 292108), (140, 219081), (206, 148890), (210, 146054), (309, 99260), (412, 74445), (420, 73027), (515, 59556), (618, 49630), (709, 43260), (721, 42540), (1030, 29778), (1236, 24815), (1418, 21630), (1442, 21270), (1545, 19852), (2060, 14889), (2127, 14420), (2163, 14180), (2836, 10815), (2884, 10635), (3090, 9926), (3545, 8652), (3605, 8508), (4254, 7210), (4326, 7090), (4963, 6180)]