149980212

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{419}}^1$

素因数の和:653

約数の個数: 72

約数和(自身を含む): 388620960

約数和(自身を除く): 238640748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 122, 163, 183, 244, 326, 366, 419, 489, 549, 652, 732, 838, 978, 1098, 1257, 1467, 1676, 1956, 2196, 2514, 2934, 3771, 5028, 5868, 7542, 9943, 15084, 19886, 25559, 29829, 39772, 51118, 59658, 68297, 76677, 89487, 102236, 119316, 136594, 153354, 178974, 204891, 230031, 273188, 306708, 357948, 409782, 460062, 614673, 819564, 920124, 1229346, 2458692, 4166117, 8332234, 12498351, 16664468, 24996702, 37495053, 49993404, 74990106, 149980212]

約数ペア:

[(1, 149980212), (2, 74990106), (3, 49993404), (4, 37495053), (6, 24996702), (9, 16664468), (12, 12498351), (18, 8332234), (36, 4166117), (61, 2458692), (122, 1229346), (163, 920124), (183, 819564), (244, 614673), (326, 460062), (366, 409782), (419, 357948), (489, 306708), (549, 273188), (652, 230031), (732, 204891), (838, 178974), (978, 153354), (1098, 136594), (1257, 119316), (1467, 102236), (1676, 89487), (1956, 76677), (2196, 68297), (2514, 59658), (2934, 51118), (3771, 39772), (5028, 29829), (5868, 25559), (7542, 19886), (9943, 15084)]