164255840

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:150

約数の個数: 192

約数和(自身を含む): 469929600

約数和(自身を除く): 305673760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 49, 56, 70, 73, 80, 82, 98, 112, 140, 146, 160, 164, 196, 205, 224, 245, 280, 287, 292, 328, 343, 365, 392, 410, 490, 511, 560, 574, 584, 656, 686, 730, 784, 820, 980, 1022, 1120, 1148, 1168, 1312, 1372, 1435, 1460, 1568, 1640, 1715, 1960, 2009, 2044, 2296, 2336, 2555, 2744, 2870, 2920, 2993, 3280, 3430, 3577, 3920, 4018, 4088, 4592, 5110, 5488, 5740, 5840, 5986, 6560, 6860, 7154, 7840, 8036, 8176, 9184, 10045, 10220, 10976, 11480, 11680, 11972, 13720, 14063, 14308, 14965, 16072, 16352, 17885, 20090, 20440, 20951, 22960, 23944, 25039, 27440, 28126, 28616, 29930, 32144, 35770, 40180, 40880, 41902, 45920, 47888, 50078, 54880, 56252, 57232, 59860, 64288, 70315, 71540, 80360, 81760, 83804, 95776, 100156, 104755, 112504, 114464, 119720, 125195, 140630, 143080, 146657, 160720, 167608, 200312, 209510, 225008, 239440, 250390, 281260, 286160, 293314, 321440, 335216, 400624, 419020, 450016, 478880, 500780, 562520, 572320, 586628, 670432, 733285, 801248, 838040, 1001560, 1026599, 1125040, 1173256, 1466570, 1676080, 2003120, 2053198, 2250080, 2346512, 2933140, 3352160, 4006240, 4106396, 4693024, 5132995, 5866280, 8212792, 10265990, 11732560, 16425584, 20531980, 23465120, 32851168, 41063960, 82127920, 164255840]

約数ペア:

[(1, 164255840), (2, 82127920), (4, 41063960), (5, 32851168), (7, 23465120), (8, 20531980), (10, 16425584), (14, 11732560), (16, 10265990), (20, 8212792), (28, 5866280), (32, 5132995), (35, 4693024), (40, 4106396), (41, 4006240), (49, 3352160), (56, 2933140), (70, 2346512), (73, 2250080), (80, 2053198), (82, 2003120), (98, 1676080), (112, 1466570), (140, 1173256), (146, 1125040), (160, 1026599), (164, 1001560), (196, 838040), (205, 801248), (224, 733285), (245, 670432), (280, 586628), (287, 572320), (292, 562520), (328, 500780), (343, 478880), (365, 450016), (392, 419020), (410, 400624), (490, 335216), (511, 321440), (560, 293314), (574, 286160), (584, 281260), (656, 250390), (686, 239440), (730, 225008), (784, 209510), (820, 200312), (980, 167608), (1022, 160720), (1120, 146657), (1148, 143080), (1168, 140630), (1312, 125195), (1372, 119720), (1435, 114464), (1460, 112504), (1568, 104755), (1640, 100156), (1715, 95776), (1960, 83804), (2009, 81760), (2044, 80360), (2296, 71540), (2336, 70315), (2555, 64288), (2744, 59860), (2870, 57232), (2920, 56252), (2993, 54880), (3280, 50078), (3430, 47888), (3577, 45920), (3920, 41902), (4018, 40880), (4088, 40180), (4592, 35770), (5110, 32144), (5488, 29930), (5740, 28616), (5840, 28126), (5986, 27440), (6560, 25039), (6860, 23944), (7154, 22960), (7840, 20951), (8036, 20440), (8176, 20090), (9184, 17885), (10045, 16352), (10220, 16072), (10976, 14965), (11480, 14308), (11680, 14063), (11972, 13720)]