638631312

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{11743}}^1$

素因数の和:11868

約数の個数: 80

約数和(自身を含む): 1817407488

約数和(自身を除く): 1178776176

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 103, 132, 176, 206, 264, 309, 412, 528, 618, 824, 1133, 1236, 1648, 2266, 2472, 3399, 4532, 4944, 6798, 9064, 11743, 13596, 18128, 23486, 27192, 35229, 46972, 54384, 70458, 93944, 129173, 140916, 187888, 258346, 281832, 387519, 516692, 563664, 775038, 1033384, 1209529, 1550076, 2066768, 2419058, 3100152, 3628587, 4838116, 6200304, 7257174, 9676232, 13304819, 14514348, 19352464, 26609638, 29028696, 39914457, 53219276, 58057392, 79828914, 106438552, 159657828, 212877104, 319315656, 638631312]

約数ペア:

[(1, 638631312), (2, 319315656), (3, 212877104), (4, 159657828), (6, 106438552), (8, 79828914), (11, 58057392), (12, 53219276), (16, 39914457), (22, 29028696), (24, 26609638), (33, 19352464), (44, 14514348), (48, 13304819), (66, 9676232), (88, 7257174), (103, 6200304), (132, 4838116), (176, 3628587), (206, 3100152), (264, 2419058), (309, 2066768), (412, 1550076), (528, 1209529), (618, 1033384), (824, 775038), (1133, 563664), (1236, 516692), (1648, 387519), (2266, 281832), (2472, 258346), (3399, 187888), (4532, 140916), (4944, 129173), (6798, 93944), (9064, 70458), (11743, 54384), (13596, 46972), (18128, 35229), (23486, 27192)]