213866512

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:320

約数の個数: 80

約数和(自身を含む): 451221120

約数和(自身を除く): 237354608

約数列:

[1, 2, 4, 8, 16, 23, 37, 46, 74, 92, 113, 139, 148, 184, 226, 278, 296, 368, 452, 556, 592, 851, 904, 1112, 1702, 1808, 2224, 2599, 3197, 3404, 4181, 5143, 5198, 6394, 6808, 8362, 10286, 10396, 12788, 13616, 15707, 16724, 20572, 20792, 25576, 31414, 33448, 41144, 41584, 51152, 62828, 66896, 82288, 96163, 118289, 125656, 192326, 236578, 251312, 361261, 384652, 473156, 581159, 722522, 769304, 946312, 1162318, 1445044, 1538608, 1892624, 2324636, 2890088, 4649272, 5780176, 9298544, 13366657, 26733314, 53466628, 106933256, 213866512]

約数ペア:

[(1, 213866512), (2, 106933256), (4, 53466628), (8, 26733314), (16, 13366657), (23, 9298544), (37, 5780176), (46, 4649272), (74, 2890088), (92, 2324636), (113, 1892624), (139, 1538608), (148, 1445044), (184, 1162318), (226, 946312), (278, 769304), (296, 722522), (368, 581159), (452, 473156), (556, 384652), (592, 361261), (851, 251312), (904, 236578), (1112, 192326), (1702, 125656), (1808, 118289), (2224, 96163), (2599, 82288), (3197, 66896), (3404, 62828), (4181, 51152), (5143, 41584), (5198, 41144), (6394, 33448), (6808, 31414), (8362, 25576), (10286, 20792), (10396, 20572), (12788, 16724), (13616, 15707)]