280462960

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{2311}}^1$

素因数の和:2402

約数の個数: 80

約数和(自身を含む): 686331072

約数和(自身を除く): 405868112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 41, 74, 80, 82, 148, 164, 185, 205, 296, 328, 370, 410, 592, 656, 740, 820, 1480, 1517, 1640, 2311, 2960, 3034, 3280, 4622, 6068, 7585, 9244, 11555, 12136, 15170, 18488, 23110, 24272, 30340, 36976, 46220, 60680, 85507, 92440, 94751, 121360, 171014, 184880, 189502, 342028, 379004, 427535, 473755, 684056, 758008, 855070, 947510, 1368112, 1516016, 1710140, 1895020, 3420280, 3505787, 3790040, 6840560, 7011574, 7580080, 14023148, 17528935, 28046296, 35057870, 56092592, 70115740, 140231480, 280462960]

約数ペア:

[(1, 280462960), (2, 140231480), (4, 70115740), (5, 56092592), (8, 35057870), (10, 28046296), (16, 17528935), (20, 14023148), (37, 7580080), (40, 7011574), (41, 6840560), (74, 3790040), (80, 3505787), (82, 3420280), (148, 1895020), (164, 1710140), (185, 1516016), (205, 1368112), (296, 947510), (328, 855070), (370, 758008), (410, 684056), (592, 473755), (656, 427535), (740, 379004), (820, 342028), (1480, 189502), (1517, 184880), (1640, 171014), (2311, 121360), (2960, 94751), (3034, 92440), (3280, 85507), (4622, 60680), (6068, 46220), (7585, 36976), (9244, 30340), (11555, 24272), (12136, 23110), (15170, 18488)]