181740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 550368

約数和(自身を除く): 368628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 233, 260, 390, 466, 699, 780, 932, 1165, 1398, 2330, 2796, 3029, 3495, 4660, 6058, 6990, 9087, 12116, 13980, 15145, 18174, 30290, 36348, 45435, 60580, 90870, 181740]

約数ペア:

[(1, 181740), (2, 90870), (3, 60580), (4, 45435), (5, 36348), (6, 30290), (10, 18174), (12, 15145), (13, 13980), (15, 12116), (20, 9087), (26, 6990), (30, 6058), (39, 4660), (52, 3495), (60, 3029), (65, 2796), (78, 2330), (130, 1398), (156, 1165), (195, 932), (233, 780), (260, 699), (390, 466)]