136465220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{461}}^1$

素因数の和:549

約数の個数: 72

約数和(自身を含む): 310502808

約数和(自身を除く): 174037588

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 361, 380, 410, 461, 722, 779, 820, 922, 1444, 1558, 1805, 1844, 2305, 3116, 3610, 3895, 4610, 7220, 7790, 8759, 9220, 14801, 15580, 17518, 18901, 29602, 35036, 37802, 43795, 59204, 74005, 75604, 87590, 94505, 148010, 166421, 175180, 189010, 296020, 332842, 359119, 378020, 665684, 718238, 832105, 1436476, 1664210, 1795595, 3328420, 3591190, 6823261, 7182380, 13646522, 27293044, 34116305, 68232610, 136465220]

約数ペア:

[(1, 136465220), (2, 68232610), (4, 34116305), (5, 27293044), (10, 13646522), (19, 7182380), (20, 6823261), (38, 3591190), (41, 3328420), (76, 1795595), (82, 1664210), (95, 1436476), (164, 832105), (190, 718238), (205, 665684), (361, 378020), (380, 359119), (410, 332842), (461, 296020), (722, 189010), (779, 175180), (820, 166421), (922, 148010), (1444, 94505), (1558, 87590), (1805, 75604), (1844, 74005), (2305, 59204), (3116, 43795), (3610, 37802), (3895, 35036), (4610, 29602), (7220, 18901), (7790, 17518), (8759, 15580), (9220, 14801)]