28944240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9277}}^1$

素因数の和:9306

約数の個数: 80

約数和(自身を含む): 96639648

約数和(自身を除く): 67695408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 9277, 18554, 27831, 37108, 46385, 55662, 74216, 92770, 111324, 120601, 139155, 148432, 185540, 222648, 241202, 278310, 361803, 371080, 445296, 482404, 556620, 603005, 723606, 742160, 964808, 1113240, 1206010, 1447212, 1809015, 1929616, 2226480, 2412020, 2894424, 3618030, 4824040, 5788848, 7236060, 9648080, 14472120, 28944240]

約数ペア:

[(1, 28944240), (2, 14472120), (3, 9648080), (4, 7236060), (5, 5788848), (6, 4824040), (8, 3618030), (10, 2894424), (12, 2412020), (13, 2226480), (15, 1929616), (16, 1809015), (20, 1447212), (24, 1206010), (26, 1113240), (30, 964808), (39, 742160), (40, 723606), (48, 603005), (52, 556620), (60, 482404), (65, 445296), (78, 371080), (80, 361803), (104, 278310), (120, 241202), (130, 222648), (156, 185540), (195, 148432), (208, 139155), (240, 120601), (260, 111324), (312, 92770), (390, 74216), (520, 55662), (624, 46385), (780, 37108), (1040, 27831), (1560, 18554), (3120, 9277)]