260866690

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{293}}^1$

素因数の和:416

約数の個数: 96

約数和(自身を含む): 579156480

約数和(自身を除く): 318289790

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 49, 70, 79, 98, 115, 158, 161, 230, 245, 293, 322, 395, 490, 553, 586, 790, 805, 1106, 1127, 1465, 1610, 1817, 2051, 2254, 2765, 2930, 3634, 3871, 4102, 5530, 5635, 6739, 7742, 9085, 10255, 11270, 12719, 13478, 14357, 18170, 19355, 20510, 23147, 25438, 28714, 33695, 38710, 46294, 47173, 63595, 67390, 71785, 89033, 94346, 115735, 127190, 143570, 162029, 178066, 231470, 235865, 324058, 330211, 445165, 471730, 532381, 660422, 810145, 890330, 1064762, 1134203, 1620290, 1651055, 2268406, 2661905, 3302110, 3726667, 5323810, 5671015, 7453334, 11342030, 18633335, 26086669, 37266670, 52173338, 130433345, 260866690]

約数ペア:

[(1, 260866690), (2, 130433345), (5, 52173338), (7, 37266670), (10, 26086669), (14, 18633335), (23, 11342030), (35, 7453334), (46, 5671015), (49, 5323810), (70, 3726667), (79, 3302110), (98, 2661905), (115, 2268406), (158, 1651055), (161, 1620290), (230, 1134203), (245, 1064762), (293, 890330), (322, 810145), (395, 660422), (490, 532381), (553, 471730), (586, 445165), (790, 330211), (805, 324058), (1106, 235865), (1127, 231470), (1465, 178066), (1610, 162029), (1817, 143570), (2051, 127190), (2254, 115735), (2765, 94346), (2930, 89033), (3634, 71785), (3871, 67390), (4102, 63595), (5530, 47173), (5635, 46294), (6739, 38710), (7742, 33695), (9085, 28714), (10255, 25438), (11270, 23147), (12719, 20510), (13478, 19355), (14357, 18170)]