127787580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{22901}}^1$

素因数の和:22947

約数の個数: 72

約数和(自身を含む): 400143744

約数和(自身を除く): 272356164

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, 22901, 45802, 68703, 91604, 114505, 137406, 206109, 229010, 274812, 343515, 412218, 458020, 687030, 709931, 824436, 1030545, 1374060, 1419862, 2061090, 2129793, 2839724, 3549655, 4122180, 4259586, 6389379, 7099310, 8519172, 10648965, 12778758, 14198620, 21297930, 25557516, 31946895, 42595860, 63893790, 127787580]

約数ペア:

[(1, 127787580), (2, 63893790), (3, 42595860), (4, 31946895), (5, 25557516), (6, 21297930), (9, 14198620), (10, 12778758), (12, 10648965), (15, 8519172), (18, 7099310), (20, 6389379), (30, 4259586), (31, 4122180), (36, 3549655), (45, 2839724), (60, 2129793), (62, 2061090), (90, 1419862), (93, 1374060), (124, 1030545), (155, 824436), (180, 709931), (186, 687030), (279, 458020), (310, 412218), (372, 343515), (465, 274812), (558, 229010), (620, 206109), (930, 137406), (1116, 114505), (1395, 91604), (1860, 68703), (2790, 45802), (5580, 22901)]