880440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:77

約数の個数: 128

約数和(自身を含む): 3110400

約数和(自身を除く): 2229960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 23, 24, 29, 30, 33, 40, 44, 46, 55, 58, 60, 66, 69, 87, 88, 92, 110, 115, 116, 120, 132, 138, 145, 165, 174, 184, 220, 230, 232, 253, 264, 276, 290, 319, 330, 345, 348, 435, 440, 460, 506, 552, 580, 638, 660, 667, 690, 696, 759, 870, 920, 957, 1012, 1160, 1265, 1276, 1320, 1334, 1380, 1518, 1595, 1740, 1914, 2001, 2024, 2530, 2552, 2668, 2760, 3036, 3190, 3335, 3480, 3795, 3828, 4002, 4785, 5060, 5336, 6072, 6380, 6670, 7337, 7590, 7656, 8004, 9570, 10005, 10120, 12760, 13340, 14674, 15180, 16008, 19140, 20010, 22011, 26680, 29348, 30360, 36685, 38280, 40020, 44022, 58696, 73370, 80040, 88044, 110055, 146740, 176088, 220110, 293480, 440220, 880440]

約数ペア:

[(1, 880440), (2, 440220), (3, 293480), (4, 220110), (5, 176088), (6, 146740), (8, 110055), (10, 88044), (11, 80040), (12, 73370), (15, 58696), (20, 44022), (22, 40020), (23, 38280), (24, 36685), (29, 30360), (30, 29348), (33, 26680), (40, 22011), (44, 20010), (46, 19140), (55, 16008), (58, 15180), (60, 14674), (66, 13340), (69, 12760), (87, 10120), (88, 10005), (92, 9570), (110, 8004), (115, 7656), (116, 7590), (120, 7337), (132, 6670), (138, 6380), (145, 6072), (165, 5336), (174, 5060), (184, 4785), (220, 4002), (230, 3828), (232, 3795), (253, 3480), (264, 3335), (276, 3190), (290, 3036), (319, 2760), (330, 2668), (345, 2552), (348, 2530), (435, 2024), (440, 2001), (460, 1914), (506, 1740), (552, 1595), (580, 1518), (638, 1380), (660, 1334), (667, 1320), (690, 1276), (696, 1265), (759, 1160), (870, 1012), (920, 957)]