131791770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{557}}^1$

素因数の和:820

約数の個数: 96

約数和(自身を含む): 376047360

約数和(自身を除く): 244255590

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 239, 330, 478, 495, 557, 717, 990, 1114, 1195, 1434, 1671, 2151, 2390, 2629, 2785, 3342, 3585, 4302, 5013, 5258, 5570, 6127, 7170, 7887, 8355, 10026, 10755, 12254, 13145, 15774, 16710, 18381, 21510, 23661, 25065, 26290, 30635, 36762, 39435, 47322, 50130, 55143, 61270, 78870, 91905, 110286, 118305, 133123, 183810, 236610, 266246, 275715, 399369, 551430, 665615, 798738, 1198107, 1331230, 1464353, 1996845, 2396214, 2928706, 3993690, 4393059, 5990535, 7321765, 8786118, 11981070, 13179177, 14643530, 21965295, 26358354, 43930590, 65895885, 131791770]

約数ペア:

[(1, 131791770), (2, 65895885), (3, 43930590), (5, 26358354), (6, 21965295), (9, 14643530), (10, 13179177), (11, 11981070), (15, 8786118), (18, 7321765), (22, 5990535), (30, 4393059), (33, 3993690), (45, 2928706), (55, 2396214), (66, 1996845), (90, 1464353), (99, 1331230), (110, 1198107), (165, 798738), (198, 665615), (239, 551430), (330, 399369), (478, 275715), (495, 266246), (557, 236610), (717, 183810), (990, 133123), (1114, 118305), (1195, 110286), (1434, 91905), (1671, 78870), (2151, 61270), (2390, 55143), (2629, 50130), (2785, 47322), (3342, 39435), (3585, 36762), (4302, 30635), (5013, 26290), (5258, 25065), (5570, 23661), (6127, 21510), (7170, 18381), (7887, 16710), (8355, 15774), (10026, 13145), (10755, 12254)]