385291280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{367}}^1\times {\mathrm{1193}}^1$

素因数の和:1584

約数の個数: 80

約数和(自身を含む): 980722944

約数和(自身を除く): 595431664

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 367, 440, 734, 880, 1193, 1468, 1835, 2386, 2936, 3670, 4037, 4772, 5872, 5965, 7340, 8074, 9544, 11930, 13123, 14680, 16148, 19088, 20185, 23860, 26246, 29360, 32296, 40370, 47720, 52492, 64592, 65615, 80740, 95440, 104984, 131230, 161480, 209968, 262460, 322960, 437831, 524920, 875662, 1049840, 1751324, 2189155, 3502648, 4378310, 4816141, 7005296, 8756620, 9632282, 17513240, 19264564, 24080705, 35026480, 38529128, 48161410, 77058256, 96322820, 192645640, 385291280]

約数ペア:

[(1, 385291280), (2, 192645640), (4, 96322820), (5, 77058256), (8, 48161410), (10, 38529128), (11, 35026480), (16, 24080705), (20, 19264564), (22, 17513240), (40, 9632282), (44, 8756620), (55, 7005296), (80, 4816141), (88, 4378310), (110, 3502648), (176, 2189155), (220, 1751324), (367, 1049840), (440, 875662), (734, 524920), (880, 437831), (1193, 322960), (1468, 262460), (1835, 209968), (2386, 161480), (2936, 131230), (3670, 104984), (4037, 95440), (4772, 80740), (5872, 65615), (5965, 64592), (7340, 52492), (8074, 47720), (9544, 40370), (11930, 32296), (13123, 29360), (14680, 26246), (16148, 23860), (19088, 20185)]