2666197560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{4079}}^1$

素因数の和:4525

約数の個数: 128

約数和(自身を含む): 8636544000

約数和(自身を除く): 5970346440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 419, 520, 780, 838, 1257, 1560, 1676, 2095, 2514, 3352, 4079, 4190, 5028, 5447, 6285, 8158, 8380, 10056, 10894, 12237, 12570, 16316, 16341, 16760, 20395, 21788, 24474, 25140, 27235, 32632, 32682, 40790, 43576, 48948, 50280, 53027, 54470, 61185, 65364, 81580, 81705, 97896, 106054, 108940, 122370, 130728, 159081, 163160, 163410, 212108, 217880, 244740, 265135, 318162, 326820, 424216, 489480, 530270, 636324, 653640, 795405, 1060540, 1272648, 1590810, 1709101, 2121080, 3181620, 3418202, 5127303, 6363240, 6836404, 8545505, 10254606, 13672808, 17091010, 20509212, 22218313, 25636515, 34182020, 41018424, 44436626, 51273030, 66654939, 68364040, 88873252, 102546060, 111091565, 133309878, 177746504, 205092120, 222183130, 266619756, 333274695, 444366260, 533239512, 666549390, 888732520, 1333098780, 2666197560]

約数ペア:

[(1, 2666197560), (2, 1333098780), (3, 888732520), (4, 666549390), (5, 533239512), (6, 444366260), (8, 333274695), (10, 266619756), (12, 222183130), (13, 205092120), (15, 177746504), (20, 133309878), (24, 111091565), (26, 102546060), (30, 88873252), (39, 68364040), (40, 66654939), (52, 51273030), (60, 44436626), (65, 41018424), (78, 34182020), (104, 25636515), (120, 22218313), (130, 20509212), (156, 17091010), (195, 13672808), (260, 10254606), (312, 8545505), (390, 6836404), (419, 6363240), (520, 5127303), (780, 3418202), (838, 3181620), (1257, 2121080), (1560, 1709101), (1676, 1590810), (2095, 1272648), (2514, 1060540), (3352, 795405), (4079, 653640), (4190, 636324), (5028, 530270), (5447, 489480), (6285, 424216), (8158, 326820), (8380, 318162), (10056, 265135), (10894, 244740), (12237, 217880), (12570, 212108), (16316, 163410), (16341, 163160), (16760, 159081), (20395, 130728), (21788, 122370), (24474, 108940), (25140, 106054), (27235, 97896), (32632, 81705), (32682, 81580), (40790, 65364), (43576, 61185), (48948, 54470), (50280, 53027)]