15638480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1367}}^1$

素因数の和:1404

約数の個数: 80

約数和(自身を含む): 42747264

約数和(自身を除く): 27108784

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1367, 1430, 2288, 2734, 2860, 5468, 5720, 6835, 10936, 11440, 13670, 15037, 17771, 21872, 27340, 30074, 35542, 54680, 60148, 71084, 75185, 88855, 109360, 120296, 142168, 150370, 177710, 195481, 240592, 284336, 300740, 355420, 390962, 601480, 710840, 781924, 977405, 1202960, 1421680, 1563848, 1954810, 3127696, 3909620, 7819240, 15638480]

約数ペア:

[(1, 15638480), (2, 7819240), (4, 3909620), (5, 3127696), (8, 1954810), (10, 1563848), (11, 1421680), (13, 1202960), (16, 977405), (20, 781924), (22, 710840), (26, 601480), (40, 390962), (44, 355420), (52, 300740), (55, 284336), (65, 240592), (80, 195481), (88, 177710), (104, 150370), (110, 142168), (130, 120296), (143, 109360), (176, 88855), (208, 75185), (220, 71084), (260, 60148), (286, 54680), (440, 35542), (520, 30074), (572, 27340), (715, 21872), (880, 17771), (1040, 15037), (1144, 13670), (1367, 11440), (1430, 10936), (2288, 6835), (2734, 5720), (2860, 5468)]