72345140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1$

素因数の和:321

約数の個数: 96

約数和(自身を含む): 182407680

約数和(自身を除く): 110062540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 103, 116, 140, 145, 173, 203, 206, 290, 346, 406, 412, 515, 580, 692, 721, 812, 865, 1015, 1030, 1211, 1442, 1730, 2030, 2060, 2422, 2884, 2987, 3460, 3605, 4060, 4844, 5017, 5974, 6055, 7210, 10034, 11948, 12110, 14420, 14935, 17819, 20068, 20909, 24220, 25085, 29870, 35119, 35638, 41818, 50170, 59740, 70238, 71276, 83636, 89095, 100340, 104545, 124733, 140476, 175595, 178190, 209090, 249466, 351190, 356380, 418180, 498932, 516751, 623665, 702380, 1033502, 1247330, 2067004, 2494660, 2583755, 3617257, 5167510, 7234514, 10335020, 14469028, 18086285, 36172570, 72345140]

約数ペア:

[(1, 72345140), (2, 36172570), (4, 18086285), (5, 14469028), (7, 10335020), (10, 7234514), (14, 5167510), (20, 3617257), (28, 2583755), (29, 2494660), (35, 2067004), (58, 1247330), (70, 1033502), (103, 702380), (116, 623665), (140, 516751), (145, 498932), (173, 418180), (203, 356380), (206, 351190), (290, 249466), (346, 209090), (406, 178190), (412, 175595), (515, 140476), (580, 124733), (692, 104545), (721, 100340), (812, 89095), (865, 83636), (1015, 71276), (1030, 70238), (1211, 59740), (1442, 50170), (1730, 41818), (2030, 35638), (2060, 35119), (2422, 29870), (2884, 25085), (2987, 24220), (3460, 20909), (3605, 20068), (4060, 17819), (4844, 14935), (5017, 14420), (5974, 12110), (6055, 11948), (7210, 10034)]