440220

素因数分解:

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

素因数の和:75

約数の個数: 96

約数和(自身を含む): 1451520

約数和(自身を除く): 1011300

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 23, 29, 30, 33, 44, 46, 55, 58, 60, 66, 69, 87, 92, 110, 115, 116, 132, 138, 145, 165, 174, 220, 230, 253, 276, 290, 319, 330, 345, 348, 435, 460, 506, 580, 638, 660, 667, 690, 759, 870, 957, 1012, 1265, 1276, 1334, 1380, 1518, 1595, 1740, 1914, 2001, 2530, 2668, 3036, 3190, 3335, 3795, 3828, 4002, 4785, 5060, 6380, 6670, 7337, 7590, 8004, 9570, 10005, 13340, 14674, 15180, 19140, 20010, 22011, 29348, 36685, 40020, 44022, 73370, 88044, 110055, 146740, 220110, 440220]

約数ペア:

[(1, 440220), (2, 220110), (3, 146740), (4, 110055), (5, 88044), (6, 73370), (10, 44022), (11, 40020), (12, 36685), (15, 29348), (20, 22011), (22, 20010), (23, 19140), (29, 15180), (30, 14674), (33, 13340), (44, 10005), (46, 9570), (55, 8004), (58, 7590), (60, 7337), (66, 6670), (69, 6380), (87, 5060), (92, 4785), (110, 4002), (115, 3828), (116, 3795), (132, 3335), (138, 3190), (145, 3036), (165, 2668), (174, 2530), (220, 2001), (230, 1914), (253, 1740), (276, 1595), (290, 1518), (319, 1380), (330, 1334), (345, 1276), (348, 1265), (435, 1012), (460, 957), (506, 870), (580, 759), (638, 690), (660, 667)]