319558960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{7817}}^1$

素因数の和:7910

約数の個数: 80

約数和(自身を含む): 860855616

約数和(自身を除く): 541296656

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 73, 80, 112, 140, 146, 280, 292, 365, 511, 560, 584, 730, 1022, 1168, 1460, 2044, 2555, 2920, 4088, 5110, 5840, 7817, 8176, 10220, 15634, 20440, 31268, 39085, 40880, 54719, 62536, 78170, 109438, 125072, 156340, 218876, 273595, 312680, 437752, 547190, 570641, 625360, 875504, 1094380, 1141282, 2188760, 2282564, 2853205, 3994487, 4377520, 4565128, 5706410, 7988974, 9130256, 11412820, 15977948, 19972435, 22825640, 31955896, 39944870, 45651280, 63911792, 79889740, 159779480, 319558960]

約数ペア:

[(1, 319558960), (2, 159779480), (4, 79889740), (5, 63911792), (7, 45651280), (8, 39944870), (10, 31955896), (14, 22825640), (16, 19972435), (20, 15977948), (28, 11412820), (35, 9130256), (40, 7988974), (56, 5706410), (70, 4565128), (73, 4377520), (80, 3994487), (112, 2853205), (140, 2282564), (146, 2188760), (280, 1141282), (292, 1094380), (365, 875504), (511, 625360), (560, 570641), (584, 547190), (730, 437752), (1022, 312680), (1168, 273595), (1460, 218876), (2044, 156340), (2555, 125072), (2920, 109438), (4088, 78170), (5110, 62536), (5840, 54719), (7817, 40880), (8176, 39085), (10220, 31268), (15634, 20440)]