28877160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{173}}^1$

素因数の和:307

約数の個数: 128

約数和(自身を含む): 94711680

約数和(自身を除く): 65834520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 107, 120, 130, 156, 173, 195, 214, 260, 312, 321, 346, 390, 428, 519, 520, 535, 642, 692, 780, 856, 865, 1038, 1070, 1284, 1384, 1391, 1560, 1605, 1730, 2076, 2140, 2249, 2568, 2595, 2782, 3210, 3460, 4152, 4173, 4280, 4498, 5190, 5564, 6420, 6747, 6920, 6955, 8346, 8996, 10380, 11128, 11245, 12840, 13494, 13910, 16692, 17992, 18511, 20760, 20865, 22490, 26988, 27820, 33384, 33735, 37022, 41730, 44980, 53976, 55533, 55640, 67470, 74044, 83460, 89960, 92555, 111066, 134940, 148088, 166920, 185110, 222132, 240643, 269880, 277665, 370220, 444264, 481286, 555330, 721929, 740440, 962572, 1110660, 1203215, 1443858, 1925144, 2221320, 2406430, 2887716, 3609645, 4812860, 5775432, 7219290, 9625720, 14438580, 28877160]

約数ペア:

[(1, 28877160), (2, 14438580), (3, 9625720), (4, 7219290), (5, 5775432), (6, 4812860), (8, 3609645), (10, 2887716), (12, 2406430), (13, 2221320), (15, 1925144), (20, 1443858), (24, 1203215), (26, 1110660), (30, 962572), (39, 740440), (40, 721929), (52, 555330), (60, 481286), (65, 444264), (78, 370220), (104, 277665), (107, 269880), (120, 240643), (130, 222132), (156, 185110), (173, 166920), (195, 148088), (214, 134940), (260, 111066), (312, 92555), (321, 89960), (346, 83460), (390, 74044), (428, 67470), (519, 55640), (520, 55533), (535, 53976), (642, 44980), (692, 41730), (780, 37022), (856, 33735), (865, 33384), (1038, 27820), (1070, 26988), (1284, 22490), (1384, 20865), (1391, 20760), (1560, 18511), (1605, 17992), (1730, 16692), (2076, 13910), (2140, 13494), (2249, 12840), (2568, 11245), (2595, 11128), (2782, 10380), (3210, 8996), (3460, 8346), (4152, 6955), (4173, 6920), (4280, 6747), (4498, 6420), (5190, 5564)]