28366560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19699}}^1$

素因数の和:19720

約数の個数: 72

約数和(自身を含む): 96805800

約数和(自身を除く): 68439240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 19699, 39398, 59097, 78796, 98495, 118194, 157592, 177291, 196990, 236388, 295485, 315184, 354582, 393980, 472776, 590970, 630368, 709164, 787960, 886455, 945552, 1181940, 1418328, 1575920, 1772910, 1891104, 2363880, 2836656, 3151840, 3545820, 4727760, 5673312, 7091640, 9455520, 14183280, 28366560]

約数ペア:

[(1, 28366560), (2, 14183280), (3, 9455520), (4, 7091640), (5, 5673312), (6, 4727760), (8, 3545820), (9, 3151840), (10, 2836656), (12, 2363880), (15, 1891104), (16, 1772910), (18, 1575920), (20, 1418328), (24, 1181940), (30, 945552), (32, 886455), (36, 787960), (40, 709164), (45, 630368), (48, 590970), (60, 472776), (72, 393980), (80, 354582), (90, 315184), (96, 295485), (120, 236388), (144, 196990), (160, 177291), (180, 157592), (240, 118194), (288, 98495), (360, 78796), (480, 59097), (720, 39398), (1440, 19699)]