245310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:77

約数の個数: 64

約数和(自身を含む): 689472

約数和(自身を除く): 444162

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 37, 39, 51, 65, 74, 78, 85, 102, 111, 130, 170, 185, 195, 221, 222, 255, 370, 390, 442, 481, 510, 555, 629, 663, 962, 1105, 1110, 1258, 1326, 1443, 1887, 2210, 2405, 2886, 3145, 3315, 3774, 4810, 6290, 6630, 7215, 8177, 9435, 14430, 16354, 18870, 24531, 40885, 49062, 81770, 122655, 245310]

約数ペア:

[(1, 245310), (2, 122655), (3, 81770), (5, 49062), (6, 40885), (10, 24531), (13, 18870), (15, 16354), (17, 14430), (26, 9435), (30, 8177), (34, 7215), (37, 6630), (39, 6290), (51, 4810), (65, 3774), (74, 3315), (78, 3145), (85, 2886), (102, 2405), (111, 2210), (130, 1887), (170, 1443), (185, 1326), (195, 1258), (221, 1110), (222, 1105), (255, 962), (370, 663), (390, 629), (442, 555), (481, 510)]