145403172

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{349}}^1$

素因数の和:593

約数の個数: 72

約数和(自身を含む): 376084800

約数和(自身を除く): 230681628

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 163, 213, 284, 326, 349, 426, 489, 639, 652, 698, 852, 978, 1047, 1278, 1396, 1467, 1956, 2094, 2556, 2934, 3141, 4188, 5868, 6282, 11573, 12564, 23146, 24779, 34719, 46292, 49558, 56887, 69438, 74337, 99116, 104157, 113774, 138876, 148674, 170661, 208314, 223011, 227548, 297348, 341322, 416628, 446022, 511983, 682644, 892044, 1023966, 2047932, 4038977, 8077954, 12116931, 16155908, 24233862, 36350793, 48467724, 72701586, 145403172]

約数ペア:

[(1, 145403172), (2, 72701586), (3, 48467724), (4, 36350793), (6, 24233862), (9, 16155908), (12, 12116931), (18, 8077954), (36, 4038977), (71, 2047932), (142, 1023966), (163, 892044), (213, 682644), (284, 511983), (326, 446022), (349, 416628), (426, 341322), (489, 297348), (639, 227548), (652, 223011), (698, 208314), (852, 170661), (978, 148674), (1047, 138876), (1278, 113774), (1396, 104157), (1467, 99116), (1956, 74337), (2094, 69438), (2556, 56887), (2934, 49558), (3141, 46292), (4188, 34719), (5868, 24779), (6282, 23146), (11573, 12564)]