223815280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{701}}^1$

素因数の和:1034

約数の個数: 80

約数和(自身を含む): 563026464

約数和(自身を除く): 339211184

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 307, 520, 614, 701, 1040, 1228, 1402, 1535, 2456, 2804, 3070, 3505, 3991, 4912, 5608, 6140, 7010, 7982, 9113, 11216, 12280, 14020, 15964, 18226, 19955, 24560, 28040, 31928, 36452, 39910, 45565, 56080, 63856, 72904, 79820, 91130, 145808, 159640, 182260, 215207, 319280, 364520, 430414, 729040, 860828, 1076035, 1721656, 2152070, 2797691, 3443312, 4304140, 5595382, 8608280, 11190764, 13988455, 17216560, 22381528, 27976910, 44763056, 55953820, 111907640, 223815280]

約数ペア:

[(1, 223815280), (2, 111907640), (4, 55953820), (5, 44763056), (8, 27976910), (10, 22381528), (13, 17216560), (16, 13988455), (20, 11190764), (26, 8608280), (40, 5595382), (52, 4304140), (65, 3443312), (80, 2797691), (104, 2152070), (130, 1721656), (208, 1076035), (260, 860828), (307, 729040), (520, 430414), (614, 364520), (701, 319280), (1040, 215207), (1228, 182260), (1402, 159640), (1535, 145808), (2456, 91130), (2804, 79820), (3070, 72904), (3505, 63856), (3991, 56080), (4912, 45565), (5608, 39910), (6140, 36452), (7010, 31928), (7982, 28040), (9113, 24560), (11216, 19955), (12280, 18226), (14020, 15964)]