137920240

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2927}}^1$

素因数の和:2990

約数の個数: 80

約数和(自身を含む): 348549120

約数和(自身を除く): 210628880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 76, 80, 95, 124, 152, 155, 190, 248, 304, 310, 380, 496, 589, 620, 760, 1178, 1240, 1520, 2356, 2480, 2927, 2945, 4712, 5854, 5890, 9424, 11708, 11780, 14635, 23416, 23560, 29270, 46832, 47120, 55613, 58540, 90737, 111226, 117080, 181474, 222452, 234160, 278065, 362948, 444904, 453685, 556130, 725896, 889808, 907370, 1112260, 1451792, 1724003, 1814740, 2224520, 3448006, 3629480, 4449040, 6896012, 7258960, 8620015, 13792024, 17240030, 27584048, 34480060, 68960120, 137920240]

約数ペア:

[(1, 137920240), (2, 68960120), (4, 34480060), (5, 27584048), (8, 17240030), (10, 13792024), (16, 8620015), (19, 7258960), (20, 6896012), (31, 4449040), (38, 3629480), (40, 3448006), (62, 2224520), (76, 1814740), (80, 1724003), (95, 1451792), (124, 1112260), (152, 907370), (155, 889808), (190, 725896), (248, 556130), (304, 453685), (310, 444904), (380, 362948), (496, 278065), (589, 234160), (620, 222452), (760, 181474), (1178, 117080), (1240, 111226), (1520, 90737), (2356, 58540), (2480, 55613), (2927, 47120), (2945, 46832), (4712, 29270), (5854, 23560), (5890, 23416), (9424, 14635), (11708, 11780)]