257967120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{34673}}^1$

素因数の和:34720

約数の個数: 80

約数和(自身を含む): 825518592

約数和(自身を除く): 567551472

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 34673, 69346, 104019, 138692, 173365, 208038, 277384, 346730, 416076, 520095, 554768, 693460, 832152, 1040190, 1074863, 1386920, 1664304, 2080380, 2149726, 2773840, 3224589, 4160760, 4299452, 5374315, 6449178, 8321520, 8598904, 10748630, 12898356, 16122945, 17197808, 21497260, 25796712, 32245890, 42994520, 51593424, 64491780, 85989040, 128983560, 257967120]

約数ペア:

[(1, 257967120), (2, 128983560), (3, 85989040), (4, 64491780), (5, 51593424), (6, 42994520), (8, 32245890), (10, 25796712), (12, 21497260), (15, 17197808), (16, 16122945), (20, 12898356), (24, 10748630), (30, 8598904), (31, 8321520), (40, 6449178), (48, 5374315), (60, 4299452), (62, 4160760), (80, 3224589), (93, 2773840), (120, 2149726), (124, 2080380), (155, 1664304), (186, 1386920), (240, 1074863), (248, 1040190), (310, 832152), (372, 693460), (465, 554768), (496, 520095), (620, 416076), (744, 346730), (930, 277384), (1240, 208038), (1488, 173365), (1860, 138692), (2480, 104019), (3720, 69346), (7440, 34673)]