755440240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1\times {\mathrm{727}}^1$

素因数の和:1190

約数の個数: 80

約数和(自身を含む): 1819883520

約数和(自身を除く): 1064443280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 419, 496, 620, 727, 838, 1240, 1454, 1676, 2095, 2480, 2908, 3352, 3635, 4190, 5816, 6704, 7270, 8380, 11632, 12989, 14540, 16760, 22537, 25978, 29080, 33520, 45074, 51956, 58160, 64945, 90148, 103912, 112685, 129890, 180296, 207824, 225370, 259780, 304613, 360592, 450740, 519560, 609226, 901480, 1039120, 1218452, 1523065, 1802960, 2436904, 3046130, 4873808, 6092260, 9443003, 12184520, 18886006, 24369040, 37772012, 47215015, 75544024, 94430030, 151088048, 188860060, 377720120, 755440240]

約数ペア:

[(1, 755440240), (2, 377720120), (4, 188860060), (5, 151088048), (8, 94430030), (10, 75544024), (16, 47215015), (20, 37772012), (31, 24369040), (40, 18886006), (62, 12184520), (80, 9443003), (124, 6092260), (155, 4873808), (248, 3046130), (310, 2436904), (419, 1802960), (496, 1523065), (620, 1218452), (727, 1039120), (838, 901480), (1240, 609226), (1454, 519560), (1676, 450740), (2095, 360592), (2480, 304613), (2908, 259780), (3352, 225370), (3635, 207824), (4190, 180296), (5816, 129890), (6704, 112685), (7270, 103912), (8380, 90148), (11632, 64945), (12989, 58160), (14540, 51956), (16760, 45074), (22537, 33520), (25978, 29080)]