210312378

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{1129}}^1$

素因数の和:1347

約数の個数: 48

約数和(自身を含む): 465379200

約数和(自身を除く): 255066822

約数列:

[1, 2, 3, 6, 9, 18, 79, 131, 158, 237, 262, 393, 474, 711, 786, 1129, 1179, 1422, 2258, 2358, 3387, 6774, 10161, 10349, 20322, 20698, 31047, 62094, 89191, 93141, 147899, 178382, 186282, 267573, 295798, 443697, 535146, 802719, 887394, 1331091, 1605438, 2662182, 11684021, 23368042, 35052063, 70104126, 105156189, 210312378]

約数ペア:

[(1, 210312378), (2, 105156189), (3, 70104126), (6, 35052063), (9, 23368042), (18, 11684021), (79, 2662182), (131, 1605438), (158, 1331091), (237, 887394), (262, 802719), (393, 535146), (474, 443697), (711, 295798), (786, 267573), (1129, 186282), (1179, 178382), (1422, 147899), (2258, 93141), (2358, 89191), (3387, 62094), (6774, 31047), (10161, 20698), (10349, 20322)]