128279060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{10069}}^1$

素因数の和:10105

約数の個数: 72

約数和(自身を含む): 337506120

約数和(自身を除く): 209227060

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 6370, 10069, 12740, 20138, 40276, 50345, 70483, 100690, 130897, 140966, 201380, 261794, 281932, 352415, 493381, 523588, 654485, 704830, 916279, 986762, 1308970, 1409660, 1832558, 1973524, 2466905, 2617940, 3665116, 4581395, 4933810, 6413953, 9162790, 9867620, 12827906, 18325580, 25655812, 32069765, 64139530, 128279060]

約数ペア:

[(1, 128279060), (2, 64139530), (4, 32069765), (5, 25655812), (7, 18325580), (10, 12827906), (13, 9867620), (14, 9162790), (20, 6413953), (26, 4933810), (28, 4581395), (35, 3665116), (49, 2617940), (52, 2466905), (65, 1973524), (70, 1832558), (91, 1409660), (98, 1308970), (130, 986762), (140, 916279), (182, 704830), (196, 654485), (245, 523588), (260, 493381), (364, 352415), (455, 281932), (490, 261794), (637, 201380), (910, 140966), (980, 130897), (1274, 100690), (1820, 70483), (2548, 50345), (3185, 40276), (6370, 20138), (10069, 12740)]