920862880

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{1609}}^1$

素因数の和:1711

約数の個数: 144

約数和(自身を含む): 2566990440

約数和(自身を除く): 1646127560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 73, 80, 98, 112, 140, 146, 160, 196, 224, 245, 280, 292, 365, 392, 490, 511, 560, 584, 730, 784, 980, 1022, 1120, 1168, 1460, 1568, 1609, 1960, 2044, 2336, 2555, 2920, 3218, 3577, 3920, 4088, 5110, 5840, 6436, 7154, 7840, 8045, 8176, 10220, 11263, 11680, 12872, 14308, 16090, 16352, 17885, 20440, 22526, 25744, 28616, 32180, 35770, 40880, 45052, 51488, 56315, 57232, 64360, 71540, 78841, 81760, 90104, 112630, 114464, 117457, 128720, 143080, 157682, 180208, 225260, 234914, 257440, 286160, 315364, 360416, 394205, 450520, 469828, 572320, 587285, 630728, 788410, 822199, 901040, 939656, 1174570, 1261456, 1576820, 1644398, 1802080, 1879312, 2349140, 2522912, 3153640, 3288796, 3758624, 4110995, 4698280, 5755393, 6307280, 6577592, 8221990, 9396560, 11510786, 12614560, 13155184, 16443980, 18793120, 23021572, 26310368, 28776965, 32887960, 46043144, 57553930, 65775920, 92086288, 115107860, 131551840, 184172576, 230215720, 460431440, 920862880]

約数ペア:

[(1, 920862880), (2, 460431440), (4, 230215720), (5, 184172576), (7, 131551840), (8, 115107860), (10, 92086288), (14, 65775920), (16, 57553930), (20, 46043144), (28, 32887960), (32, 28776965), (35, 26310368), (40, 23021572), (49, 18793120), (56, 16443980), (70, 13155184), (73, 12614560), (80, 11510786), (98, 9396560), (112, 8221990), (140, 6577592), (146, 6307280), (160, 5755393), (196, 4698280), (224, 4110995), (245, 3758624), (280, 3288796), (292, 3153640), (365, 2522912), (392, 2349140), (490, 1879312), (511, 1802080), (560, 1644398), (584, 1576820), (730, 1261456), (784, 1174570), (980, 939656), (1022, 901040), (1120, 822199), (1168, 788410), (1460, 630728), (1568, 587285), (1609, 572320), (1960, 469828), (2044, 450520), (2336, 394205), (2555, 360416), (2920, 315364), (3218, 286160), (3577, 257440), (3920, 234914), (4088, 225260), (5110, 180208), (5840, 157682), (6436, 143080), (7154, 128720), (7840, 117457), (8045, 114464), (8176, 112630), (10220, 90104), (11263, 81760), (11680, 78841), (12872, 71540), (14308, 64360), (16090, 57232), (16352, 56315), (17885, 51488), (20440, 45052), (22526, 40880), (25744, 35770), (28616, 32180)]