121357620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{8123}}^1$

素因数の和:8221

約数の個数: 72

約数和(自身を含む): 372599136

約数和(自身を除く): 251241516

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 83, 90, 166, 180, 249, 332, 415, 498, 747, 830, 996, 1245, 1494, 1660, 2490, 2988, 3735, 4980, 7470, 8123, 14940, 16246, 24369, 32492, 40615, 48738, 73107, 81230, 97476, 121845, 146214, 162460, 243690, 292428, 365535, 487380, 674209, 731070, 1348418, 1462140, 2022627, 2696836, 3371045, 4045254, 6067881, 6742090, 8090508, 10113135, 12135762, 13484180, 20226270, 24271524, 30339405, 40452540, 60678810, 121357620]

約数ペア:

[(1, 121357620), (2, 60678810), (3, 40452540), (4, 30339405), (5, 24271524), (6, 20226270), (9, 13484180), (10, 12135762), (12, 10113135), (15, 8090508), (18, 6742090), (20, 6067881), (30, 4045254), (36, 3371045), (45, 2696836), (60, 2022627), (83, 1462140), (90, 1348418), (166, 731070), (180, 674209), (249, 487380), (332, 365535), (415, 292428), (498, 243690), (747, 162460), (830, 146214), (996, 121845), (1245, 97476), (1494, 81230), (1660, 73107), (2490, 48738), (2988, 40615), (3735, 32492), (4980, 24369), (7470, 16246), (8123, 14940)]