255787840

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1483}}^1$

素因数の和:1525

約数の個数: 168

約数和(自身を含む): 773472672

約数和(自身を除く): 517684832

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 64, 70, 77, 80, 88, 98, 110, 112, 140, 154, 160, 176, 196, 220, 224, 245, 280, 308, 320, 352, 385, 392, 440, 448, 490, 539, 560, 616, 704, 770, 784, 880, 980, 1078, 1120, 1232, 1483, 1540, 1568, 1760, 1960, 2156, 2240, 2464, 2695, 2966, 3080, 3136, 3520, 3920, 4312, 4928, 5390, 5932, 6160, 7415, 7840, 8624, 10381, 10780, 11864, 12320, 14830, 15680, 16313, 17248, 20762, 21560, 23728, 24640, 29660, 32626, 34496, 41524, 43120, 47456, 51905, 59320, 65252, 72667, 81565, 83048, 86240, 94912, 103810, 114191, 118640, 130504, 145334, 163130, 166096, 172480, 207620, 228382, 237280, 261008, 290668, 326260, 332192, 363335, 415240, 456764, 474560, 522016, 570955, 581336, 652520, 664384, 726670, 799337, 830480, 913528, 1044032, 1141910, 1162672, 1305040, 1453340, 1598674, 1660960, 1827056, 2283820, 2325344, 2610080, 2906680, 3197348, 3321920, 3654112, 3996685, 4567640, 4650688, 5220160, 5813360, 6394696, 7308224, 7993370, 9135280, 11626720, 12789392, 15986740, 18270560, 23253440, 25578784, 31973480, 36541120, 51157568, 63946960, 127893920, 255787840]

約数ペア:

[(1, 255787840), (2, 127893920), (4, 63946960), (5, 51157568), (7, 36541120), (8, 31973480), (10, 25578784), (11, 23253440), (14, 18270560), (16, 15986740), (20, 12789392), (22, 11626720), (28, 9135280), (32, 7993370), (35, 7308224), (40, 6394696), (44, 5813360), (49, 5220160), (55, 4650688), (56, 4567640), (64, 3996685), (70, 3654112), (77, 3321920), (80, 3197348), (88, 2906680), (98, 2610080), (110, 2325344), (112, 2283820), (140, 1827056), (154, 1660960), (160, 1598674), (176, 1453340), (196, 1305040), (220, 1162672), (224, 1141910), (245, 1044032), (280, 913528), (308, 830480), (320, 799337), (352, 726670), (385, 664384), (392, 652520), (440, 581336), (448, 570955), (490, 522016), (539, 474560), (560, 456764), (616, 415240), (704, 363335), (770, 332192), (784, 326260), (880, 290668), (980, 261008), (1078, 237280), (1120, 228382), (1232, 207620), (1483, 172480), (1540, 166096), (1568, 163130), (1760, 145334), (1960, 130504), (2156, 118640), (2240, 114191), (2464, 103810), (2695, 94912), (2966, 86240), (3080, 83048), (3136, 81565), (3520, 72667), (3920, 65252), (4312, 59320), (4928, 51905), (5390, 47456), (5932, 43120), (6160, 41524), (7415, 34496), (7840, 32626), (8624, 29660), (10381, 24640), (10780, 23728), (11864, 21560), (12320, 20762), (14830, 17248), (15680, 16313)]