31248420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1583}}^1$

素因数の和:1649

約数の個数: 96

約数和(自身を含む): 102187008

約数和(自身を除く): 70938588

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 60, 70, 84, 94, 105, 140, 141, 188, 210, 235, 282, 329, 420, 470, 564, 658, 705, 940, 987, 1316, 1410, 1583, 1645, 1974, 2820, 3166, 3290, 3948, 4749, 4935, 6332, 6580, 7915, 9498, 9870, 11081, 15830, 18996, 19740, 22162, 23745, 31660, 33243, 44324, 47490, 55405, 66486, 74401, 94980, 110810, 132972, 148802, 166215, 221620, 223203, 297604, 332430, 372005, 446406, 520807, 664860, 744010, 892812, 1041614, 1116015, 1488020, 1562421, 2083228, 2232030, 2604035, 3124842, 4464060, 5208070, 6249684, 7812105, 10416140, 15624210, 31248420]

約数ペア:

[(1, 31248420), (2, 15624210), (3, 10416140), (4, 7812105), (5, 6249684), (6, 5208070), (7, 4464060), (10, 3124842), (12, 2604035), (14, 2232030), (15, 2083228), (20, 1562421), (21, 1488020), (28, 1116015), (30, 1041614), (35, 892812), (42, 744010), (47, 664860), (60, 520807), (70, 446406), (84, 372005), (94, 332430), (105, 297604), (140, 223203), (141, 221620), (188, 166215), (210, 148802), (235, 132972), (282, 110810), (329, 94980), (420, 74401), (470, 66486), (564, 55405), (658, 47490), (705, 44324), (940, 33243), (987, 31660), (1316, 23745), (1410, 22162), (1583, 19740), (1645, 18996), (1974, 15830), (2820, 11081), (3166, 9870), (3290, 9498), (3948, 7915), (4749, 6580), (4935, 6332)]