131551840

素因数分解:

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

素因数の和:1704

約数の個数: 96

約数和(自身を含む): 360279360

約数和(自身を除く): 228727520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 73, 80, 112, 140, 146, 160, 224, 280, 292, 365, 511, 560, 584, 730, 1022, 1120, 1168, 1460, 1609, 2044, 2336, 2555, 2920, 3218, 4088, 5110, 5840, 6436, 8045, 8176, 10220, 11263, 11680, 12872, 16090, 16352, 20440, 22526, 25744, 32180, 40880, 45052, 51488, 56315, 64360, 81760, 90104, 112630, 117457, 128720, 180208, 225260, 234914, 257440, 360416, 450520, 469828, 587285, 822199, 901040, 939656, 1174570, 1644398, 1802080, 1879312, 2349140, 3288796, 3758624, 4110995, 4698280, 6577592, 8221990, 9396560, 13155184, 16443980, 18793120, 26310368, 32887960, 65775920, 131551840]

約数ペア:

[(1, 131551840), (2, 65775920), (4, 32887960), (5, 26310368), (7, 18793120), (8, 16443980), (10, 13155184), (14, 9396560), (16, 8221990), (20, 6577592), (28, 4698280), (32, 4110995), (35, 3758624), (40, 3288796), (56, 2349140), (70, 1879312), (73, 1802080), (80, 1644398), (112, 1174570), (140, 939656), (146, 901040), (160, 822199), (224, 587285), (280, 469828), (292, 450520), (365, 360416), (511, 257440), (560, 234914), (584, 225260), (730, 180208), (1022, 128720), (1120, 117457), (1168, 112630), (1460, 90104), (1609, 81760), (2044, 64360), (2336, 56315), (2555, 51488), (2920, 45052), (3218, 40880), (4088, 32180), (5110, 25744), (5840, 22526), (6436, 20440), (8045, 16352), (8176, 16090), (10220, 12872), (11263, 11680)]