120615840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{83761}}^1$

素因数の和:83782

約数の個数: 72

約数和(自身を含む): 411606468

約数和(自身を除く): 290990628

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 83761, 167522, 251283, 335044, 418805, 502566, 670088, 753849, 837610, 1005132, 1256415, 1340176, 1507698, 1675220, 2010264, 2512830, 2680352, 3015396, 3350440, 3769245, 4020528, 5025660, 6030792, 6700880, 7538490, 8041056, 10051320, 12061584, 13401760, 15076980, 20102640, 24123168, 30153960, 40205280, 60307920, 120615840]

約数ペア:

[(1, 120615840), (2, 60307920), (3, 40205280), (4, 30153960), (5, 24123168), (6, 20102640), (8, 15076980), (9, 13401760), (10, 12061584), (12, 10051320), (15, 8041056), (16, 7538490), (18, 6700880), (20, 6030792), (24, 5025660), (30, 4020528), (32, 3769245), (36, 3350440), (40, 3015396), (45, 2680352), (48, 2512830), (60, 2010264), (72, 1675220), (80, 1507698), (90, 1340176), (96, 1256415), (120, 1005132), (144, 837610), (160, 753849), (180, 670088), (240, 502566), (288, 418805), (360, 335044), (480, 251283), (720, 167522), (1440, 83761)]