131775210

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{29881}}^1$

素因数の和:29908

約数の個数: 72

約数和(自身を含む): 398566116

約数和(自身を除く): 266790906

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2205, 4410, 29881, 59762, 89643, 149405, 179286, 209167, 268929, 298810, 418334, 448215, 537858, 627501, 896430, 1045835, 1255002, 1344645, 1464169, 1882503, 2091670, 2689290, 2928338, 3137505, 3765006, 4392507, 6275010, 7320845, 8785014, 9412515, 13177521, 14641690, 18825030, 21962535, 26355042, 43925070, 65887605, 131775210]

約数ペア:

[(1, 131775210), (2, 65887605), (3, 43925070), (5, 26355042), (6, 21962535), (7, 18825030), (9, 14641690), (10, 13177521), (14, 9412515), (15, 8785014), (18, 7320845), (21, 6275010), (30, 4392507), (35, 3765006), (42, 3137505), (45, 2928338), (49, 2689290), (63, 2091670), (70, 1882503), (90, 1464169), (98, 1344645), (105, 1255002), (126, 1045835), (147, 896430), (210, 627501), (245, 537858), (294, 448215), (315, 418334), (441, 298810), (490, 268929), (630, 209167), (735, 179286), (882, 149405), (1470, 89643), (2205, 59762), (4410, 29881)]