179375920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{479}}^1$

素因数の和:674

約数の個数: 80

約数和(自身を含む): 434257920

約数和(自身を除く): 254882000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 151, 155, 248, 302, 310, 479, 496, 604, 620, 755, 958, 1208, 1240, 1510, 1916, 2395, 2416, 2480, 3020, 3832, 4681, 4790, 6040, 7664, 9362, 9580, 12080, 14849, 18724, 19160, 23405, 29698, 37448, 38320, 46810, 59396, 72329, 74245, 74896, 93620, 118792, 144658, 148490, 187240, 237584, 289316, 296980, 361645, 374480, 578632, 593960, 723290, 1157264, 1187920, 1446580, 2242199, 2893160, 4484398, 5786320, 8968796, 11210995, 17937592, 22421990, 35875184, 44843980, 89687960, 179375920]

約数ペア:

[(1, 179375920), (2, 89687960), (4, 44843980), (5, 35875184), (8, 22421990), (10, 17937592), (16, 11210995), (20, 8968796), (31, 5786320), (40, 4484398), (62, 2893160), (80, 2242199), (124, 1446580), (151, 1187920), (155, 1157264), (248, 723290), (302, 593960), (310, 578632), (479, 374480), (496, 361645), (604, 296980), (620, 289316), (755, 237584), (958, 187240), (1208, 148490), (1240, 144658), (1510, 118792), (1916, 93620), (2395, 74896), (2416, 74245), (2480, 72329), (3020, 59396), (3832, 46810), (4681, 38320), (4790, 37448), (6040, 29698), (7664, 23405), (9362, 19160), (9580, 18724), (12080, 14849)]