55108920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{487}}^1$

素因数の和:565

約数の個数: 128

約数和(自身を含む): 177085440

約数和(自身を除く): 121976520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 41, 46, 60, 69, 82, 92, 115, 120, 123, 138, 164, 184, 205, 230, 246, 276, 328, 345, 410, 460, 487, 492, 552, 615, 690, 820, 920, 943, 974, 984, 1230, 1380, 1461, 1640, 1886, 1948, 2435, 2460, 2760, 2829, 2922, 3772, 3896, 4715, 4870, 4920, 5658, 5844, 7305, 7544, 9430, 9740, 11201, 11316, 11688, 14145, 14610, 18860, 19480, 19967, 22402, 22632, 28290, 29220, 33603, 37720, 39934, 44804, 56005, 56580, 58440, 59901, 67206, 79868, 89608, 99835, 112010, 113160, 119802, 134412, 159736, 168015, 199670, 224020, 239604, 268824, 299505, 336030, 399340, 448040, 459241, 479208, 599010, 672060, 798680, 918482, 1198020, 1344120, 1377723, 1836964, 2296205, 2396040, 2755446, 3673928, 4592410, 5510892, 6888615, 9184820, 11021784, 13777230, 18369640, 27554460, 55108920]

約数ペア:

[(1, 55108920), (2, 27554460), (3, 18369640), (4, 13777230), (5, 11021784), (6, 9184820), (8, 6888615), (10, 5510892), (12, 4592410), (15, 3673928), (20, 2755446), (23, 2396040), (24, 2296205), (30, 1836964), (40, 1377723), (41, 1344120), (46, 1198020), (60, 918482), (69, 798680), (82, 672060), (92, 599010), (115, 479208), (120, 459241), (123, 448040), (138, 399340), (164, 336030), (184, 299505), (205, 268824), (230, 239604), (246, 224020), (276, 199670), (328, 168015), (345, 159736), (410, 134412), (460, 119802), (487, 113160), (492, 112010), (552, 99835), (615, 89608), (690, 79868), (820, 67206), (920, 59901), (943, 58440), (974, 56580), (984, 56005), (1230, 44804), (1380, 39934), (1461, 37720), (1640, 33603), (1886, 29220), (1948, 28290), (2435, 22632), (2460, 22402), (2760, 19967), (2829, 19480), (2922, 18860), (3772, 14610), (3896, 14145), (4715, 11688), (4870, 11316), (4920, 11201), (5658, 9740), (5844, 9430), (7305, 7544)]