31457730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{241}}^1$

素因数の和:499

約数の個数: 64

約数和(自身を含む): 80150400

約数和(自身を除く): 48692670

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 229, 241, 285, 458, 482, 570, 687, 723, 1145, 1205, 1374, 1446, 2290, 2410, 3435, 3615, 4351, 4579, 6870, 7230, 8702, 9158, 13053, 13737, 21755, 22895, 26106, 27474, 43510, 45790, 55189, 65265, 68685, 110378, 130530, 137370, 165567, 275945, 331134, 551890, 827835, 1048591, 1655670, 2097182, 3145773, 5242955, 6291546, 10485910, 15728865, 31457730]

約数ペア:

[(1, 31457730), (2, 15728865), (3, 10485910), (5, 6291546), (6, 5242955), (10, 3145773), (15, 2097182), (19, 1655670), (30, 1048591), (38, 827835), (57, 551890), (95, 331134), (114, 275945), (190, 165567), (229, 137370), (241, 130530), (285, 110378), (458, 68685), (482, 65265), (570, 55189), (687, 45790), (723, 43510), (1145, 27474), (1205, 26106), (1374, 22895), (1446, 21755), (2290, 13737), (2410, 13053), (3435, 9158), (3615, 8702), (4351, 7230), (4579, 6870)]