212747360

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{113}}^1$

素因数の和:217

約数の個数: 144

約数和(自身を含む): 593980128

約数和(自身を除く): 381232768

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 70, 80, 82, 112, 113, 140, 160, 164, 205, 224, 226, 280, 287, 328, 410, 452, 560, 565, 574, 656, 791, 820, 904, 1120, 1130, 1148, 1312, 1435, 1582, 1640, 1681, 1808, 2260, 2296, 2870, 3164, 3280, 3362, 3616, 3955, 4520, 4592, 4633, 5740, 6328, 6560, 6724, 7910, 8405, 9040, 9184, 9266, 11480, 11767, 12656, 13448, 15820, 16810, 18080, 18532, 22960, 23165, 23534, 25312, 26896, 31640, 32431, 33620, 37064, 45920, 46330, 47068, 53792, 58835, 63280, 64862, 67240, 74128, 92660, 94136, 117670, 126560, 129724, 134480, 148256, 162155, 185320, 188272, 189953, 235340, 259448, 268960, 324310, 370640, 376544, 379906, 470680, 518896, 648620, 741280, 759812, 941360, 949765, 1037792, 1297240, 1329671, 1519624, 1882720, 1899530, 2594480, 2659342, 3039248, 3799060, 5188960, 5318684, 6078496, 6648355, 7598120, 10637368, 13296710, 15196240, 21274736, 26593420, 30392480, 42549472, 53186840, 106373680, 212747360]

約数ペア:

[(1, 212747360), (2, 106373680), (4, 53186840), (5, 42549472), (7, 30392480), (8, 26593420), (10, 21274736), (14, 15196240), (16, 13296710), (20, 10637368), (28, 7598120), (32, 6648355), (35, 6078496), (40, 5318684), (41, 5188960), (56, 3799060), (70, 3039248), (80, 2659342), (82, 2594480), (112, 1899530), (113, 1882720), (140, 1519624), (160, 1329671), (164, 1297240), (205, 1037792), (224, 949765), (226, 941360), (280, 759812), (287, 741280), (328, 648620), (410, 518896), (452, 470680), (560, 379906), (565, 376544), (574, 370640), (656, 324310), (791, 268960), (820, 259448), (904, 235340), (1120, 189953), (1130, 188272), (1148, 185320), (1312, 162155), (1435, 148256), (1582, 134480), (1640, 129724), (1681, 126560), (1808, 117670), (2260, 94136), (2296, 92660), (2870, 74128), (3164, 67240), (3280, 64862), (3362, 63280), (3616, 58835), (3955, 53792), (4520, 47068), (4592, 46330), (4633, 45920), (5740, 37064), (6328, 33620), (6560, 32431), (6724, 31640), (7910, 26896), (8405, 25312), (9040, 23534), (9184, 23165), (9266, 22960), (11480, 18532), (11767, 18080), (12656, 16810), (13448, 15820)]