1868673840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{707831}}^1$

素因数の和:707858

約数の個数: 80

約数和(自身を含む): 6319524096

約数和(自身を除く): 4450850256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 707831, 1415662, 2123493, 2831324, 3539155, 4246986, 5662648, 7078310, 7786141, 8493972, 10617465, 11325296, 14156620, 15572282, 16987944, 21234930, 23358423, 28313240, 31144564, 33975888, 38930705, 42469860, 46716846, 56626480, 62289128, 77861410, 84939720, 93433692, 116792115, 124578256, 155722820, 169879440, 186867384, 233584230, 311445640, 373734768, 467168460, 622891280, 934336920, 1868673840]

約数ペア:

[(1, 1868673840), (2, 934336920), (3, 622891280), (4, 467168460), (5, 373734768), (6, 311445640), (8, 233584230), (10, 186867384), (11, 169879440), (12, 155722820), (15, 124578256), (16, 116792115), (20, 93433692), (22, 84939720), (24, 77861410), (30, 62289128), (33, 56626480), (40, 46716846), (44, 42469860), (48, 38930705), (55, 33975888), (60, 31144564), (66, 28313240), (80, 23358423), (88, 21234930), (110, 16987944), (120, 15572282), (132, 14156620), (165, 11325296), (176, 10617465), (220, 8493972), (240, 7786141), (264, 7078310), (330, 5662648), (440, 4246986), (528, 3539155), (660, 2831324), (880, 2123493), (1320, 1415662), (2640, 707831)]