720975216

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{60811}}^1$

素因数の和:60854

約数の個数: 80

約数和(自身を含む): 2111392640

約数和(自身を除く): 1390417424

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 38, 39, 48, 52, 57, 76, 78, 104, 114, 152, 156, 208, 228, 247, 304, 312, 456, 494, 624, 741, 912, 988, 1482, 1976, 2964, 3952, 5928, 11856, 60811, 121622, 182433, 243244, 364866, 486488, 729732, 790543, 972976, 1155409, 1459464, 1581086, 2310818, 2371629, 2918928, 3162172, 3466227, 4621636, 4743258, 6324344, 6932454, 9243272, 9486516, 12648688, 13864908, 15020317, 18486544, 18973032, 27729816, 30040634, 37946064, 45060951, 55459632, 60081268, 90121902, 120162536, 180243804, 240325072, 360487608, 720975216]

約数ペア:

[(1, 720975216), (2, 360487608), (3, 240325072), (4, 180243804), (6, 120162536), (8, 90121902), (12, 60081268), (13, 55459632), (16, 45060951), (19, 37946064), (24, 30040634), (26, 27729816), (38, 18973032), (39, 18486544), (48, 15020317), (52, 13864908), (57, 12648688), (76, 9486516), (78, 9243272), (104, 6932454), (114, 6324344), (152, 4743258), (156, 4621636), (208, 3466227), (228, 3162172), (247, 2918928), (304, 2371629), (312, 2310818), (456, 1581086), (494, 1459464), (624, 1155409), (741, 972976), (912, 790543), (988, 729732), (1482, 486488), (1976, 364866), (2964, 243244), (3952, 182433), (5928, 121622), (11856, 60811)]