203969480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{211}}^1$

素因数の和:272

約数の個数: 128

約数和(自身を含む): 544924800

約数和(自身を除く): 340955320

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 169, 211, 220, 260, 286, 338, 422, 440, 520, 572, 676, 715, 844, 845, 1055, 1144, 1352, 1430, 1688, 1690, 1859, 2110, 2197, 2321, 2743, 2860, 3380, 3718, 4220, 4394, 4642, 5486, 5720, 6760, 7436, 8440, 8788, 9284, 9295, 10972, 10985, 11605, 13715, 14872, 17576, 18568, 18590, 21944, 21970, 23210, 24167, 27430, 30173, 35659, 37180, 43940, 46420, 48334, 54860, 60346, 71318, 74360, 87880, 92840, 96668, 109720, 120692, 120835, 142636, 150865, 178295, 193336, 241384, 241670, 285272, 301730, 356590, 392249, 463567, 483340, 603460, 713180, 784498, 927134, 966680, 1206920, 1426360, 1568996, 1854268, 1961245, 2317835, 3137992, 3708536, 3922490, 4635670, 5099237, 7844980, 9271340, 10198474, 15689960, 18542680, 20396948, 25496185, 40793896, 50992370, 101984740, 203969480]

約数ペア:

[(1, 203969480), (2, 101984740), (4, 50992370), (5, 40793896), (8, 25496185), (10, 20396948), (11, 18542680), (13, 15689960), (20, 10198474), (22, 9271340), (26, 7844980), (40, 5099237), (44, 4635670), (52, 3922490), (55, 3708536), (65, 3137992), (88, 2317835), (104, 1961245), (110, 1854268), (130, 1568996), (143, 1426360), (169, 1206920), (211, 966680), (220, 927134), (260, 784498), (286, 713180), (338, 603460), (422, 483340), (440, 463567), (520, 392249), (572, 356590), (676, 301730), (715, 285272), (844, 241670), (845, 241384), (1055, 193336), (1144, 178295), (1352, 150865), (1430, 142636), (1688, 120835), (1690, 120692), (1859, 109720), (2110, 96668), (2197, 92840), (2321, 87880), (2743, 74360), (2860, 71318), (3380, 60346), (3718, 54860), (4220, 48334), (4394, 46420), (4642, 43940), (5486, 37180), (5720, 35659), (6760, 30173), (7436, 27430), (8440, 24167), (8788, 23210), (9284, 21970), (9295, 21944), (10972, 18590), (10985, 18568), (11605, 17576), (13715, 14872)]