210481280

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:302

約数の個数: 128

約数和(自身を含む): 534643200

約数和(自身を除く): 324161920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 79, 80, 92, 115, 128, 158, 160, 181, 184, 230, 316, 320, 362, 368, 395, 460, 632, 640, 724, 736, 790, 905, 920, 1264, 1448, 1472, 1580, 1810, 1817, 1840, 2528, 2896, 2944, 3160, 3620, 3634, 3680, 4163, 5056, 5792, 6320, 7240, 7268, 7360, 8326, 9085, 10112, 11584, 12640, 14299, 14480, 14536, 14720, 16652, 18170, 20815, 23168, 25280, 28598, 28960, 29072, 33304, 36340, 41630, 50560, 57196, 57920, 58144, 66608, 71495, 72680, 83260, 114392, 115840, 116288, 133216, 142990, 145360, 166520, 228784, 232576, 266432, 285980, 290720, 328877, 333040, 457568, 532864, 571960, 581440, 657754, 666080, 915136, 1143920, 1162880, 1315508, 1332160, 1644385, 1830272, 2287840, 2631016, 2664320, 3288770, 4575680, 5262032, 6577540, 9151360, 10524064, 13155080, 21048128, 26310160, 42096256, 52620320, 105240640, 210481280]

約数ペア:

[(1, 210481280), (2, 105240640), (4, 52620320), (5, 42096256), (8, 26310160), (10, 21048128), (16, 13155080), (20, 10524064), (23, 9151360), (32, 6577540), (40, 5262032), (46, 4575680), (64, 3288770), (79, 2664320), (80, 2631016), (92, 2287840), (115, 1830272), (128, 1644385), (158, 1332160), (160, 1315508), (181, 1162880), (184, 1143920), (230, 915136), (316, 666080), (320, 657754), (362, 581440), (368, 571960), (395, 532864), (460, 457568), (632, 333040), (640, 328877), (724, 290720), (736, 285980), (790, 266432), (905, 232576), (920, 228784), (1264, 166520), (1448, 145360), (1472, 142990), (1580, 133216), (1810, 116288), (1817, 115840), (1840, 114392), (2528, 83260), (2896, 72680), (2944, 71495), (3160, 66608), (3620, 58144), (3634, 57920), (3680, 57196), (4163, 50560), (5056, 41630), (5792, 36340), (6320, 33304), (7240, 29072), (7268, 28960), (7360, 28598), (8326, 25280), (9085, 23168), (10112, 20815), (11584, 18170), (12640, 16652), (14299, 14720), (14480, 14536)]