67757940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12143}}^1$

素因数の和:12189

約数の個数: 72

約数和(自身を含む): 212179968

約数和(自身を除く): 144422028

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, 12143, 24286, 36429, 48572, 60715, 72858, 109287, 121430, 145716, 182145, 218574, 242860, 364290, 376433, 437148, 546435, 728580, 752866, 1092870, 1129299, 1505732, 1882165, 2185740, 2258598, 3387897, 3764330, 4517196, 5646495, 6775794, 7528660, 11292990, 13551588, 16939485, 22585980, 33878970, 67757940]

約数ペア:

[(1, 67757940), (2, 33878970), (3, 22585980), (4, 16939485), (5, 13551588), (6, 11292990), (9, 7528660), (10, 6775794), (12, 5646495), (15, 4517196), (18, 3764330), (20, 3387897), (30, 2258598), (31, 2185740), (36, 1882165), (45, 1505732), (60, 1129299), (62, 1092870), (90, 752866), (93, 728580), (124, 546435), (155, 437148), (180, 376433), (186, 364290), (279, 242860), (310, 218574), (372, 182145), (465, 145716), (558, 121430), (620, 109287), (930, 72858), (1116, 60715), (1395, 48572), (1860, 36429), (2790, 24286), (5580, 12143)]