164691540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{70381}}^1$

素因数の和:70409

約数の個数: 72

約数和(自身を含む): 538000008

約数和(自身を除く): 373308468

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 70381, 140762, 211143, 281524, 351905, 422286, 633429, 703810, 844572, 914953, 1055715, 1266858, 1407620, 1829906, 2111430, 2533716, 2744859, 3167145, 3659812, 4222860, 4574765, 5489718, 6334290, 8234577, 9149530, 10979436, 12668580, 13724295, 16469154, 18299060, 27448590, 32938308, 41172885, 54897180, 82345770, 164691540]

約数ペア:

[(1, 164691540), (2, 82345770), (3, 54897180), (4, 41172885), (5, 32938308), (6, 27448590), (9, 18299060), (10, 16469154), (12, 13724295), (13, 12668580), (15, 10979436), (18, 9149530), (20, 8234577), (26, 6334290), (30, 5489718), (36, 4574765), (39, 4222860), (45, 3659812), (52, 3167145), (60, 2744859), (65, 2533716), (78, 2111430), (90, 1829906), (117, 1407620), (130, 1266858), (156, 1055715), (180, 914953), (195, 844572), (234, 703810), (260, 633429), (390, 422286), (468, 351905), (585, 281524), (780, 211143), (1170, 140762), (2340, 70381)]