88828020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15919}}^1$

素因数の和:15965

約数の個数: 72

約数和(自身を含む): 278154240

約数和(自身を除く): 189326220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 15919, 31838, 47757, 63676, 79595, 95514, 143271, 159190, 191028, 238785, 286542, 318380, 477570, 493489, 573084, 716355, 955140, 986978, 1432710, 1480467, 1973956, 2467445, 2865420, 2960934, 4441401, 4934890, 5921868, 7402335, 8882802, 9869780, 14804670, 17765604, 22207005, 29609340, 44414010, 88828020]

約数ペア:

[(1, 88828020), (2, 44414010), (3, 29609340), (4, 22207005), (5, 17765604), (6, 14804670), (9, 9869780), (10, 8882802), (12, 7402335), (15, 5921868), (18, 4934890), (20, 4441401), (30, 2960934), (31, 2865420), (36, 2467445), (45, 1973956), (60, 1480467), (62, 1432710), (90, 986978), (93, 955140), (124, 716355), (155, 573084), (180, 493489), (186, 477570), (279, 318380), (310, 286542), (372, 238785), (465, 191028), (558, 159190), (620, 143271), (930, 95514), (1116, 79595), (1395, 63676), (1860, 47757), (2790, 31838), (5580, 15919)]