255889040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1$

素因数の和:361

約数の個数: 160

約数和(自身を含む): 692098560

約数和(自身を除く): 436209520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 37, 40, 44, 55, 58, 74, 80, 88, 110, 116, 145, 148, 176, 185, 220, 232, 271, 290, 296, 319, 370, 407, 440, 464, 542, 580, 592, 638, 740, 814, 880, 1073, 1084, 1160, 1276, 1355, 1480, 1595, 1628, 2035, 2146, 2168, 2320, 2552, 2710, 2960, 2981, 3190, 3256, 4070, 4292, 4336, 5104, 5365, 5420, 5962, 6380, 6512, 7859, 8140, 8584, 10027, 10730, 10840, 11803, 11924, 12760, 14905, 15718, 16280, 17168, 20054, 21460, 21680, 23606, 23848, 25520, 29810, 31436, 32560, 39295, 40108, 42920, 47212, 47696, 50135, 59015, 59620, 62872, 78590, 80216, 85840, 86449, 94424, 100270, 110297, 118030, 119240, 125744, 157180, 160432, 172898, 188848, 200540, 220594, 236060, 238480, 290783, 314360, 345796, 401080, 432245, 441188, 472120, 551485, 581566, 628720, 691592, 802160, 864490, 882376, 944240, 1102970, 1163132, 1383184, 1453915, 1728980, 1764752, 2205940, 2326264, 2907830, 3198613, 3457960, 4411880, 4652528, 5815660, 6397226, 6915920, 8823760, 11631320, 12794452, 15993065, 23262640, 25588904, 31986130, 51177808, 63972260, 127944520, 255889040]

約数ペア:

[(1, 255889040), (2, 127944520), (4, 63972260), (5, 51177808), (8, 31986130), (10, 25588904), (11, 23262640), (16, 15993065), (20, 12794452), (22, 11631320), (29, 8823760), (37, 6915920), (40, 6397226), (44, 5815660), (55, 4652528), (58, 4411880), (74, 3457960), (80, 3198613), (88, 2907830), (110, 2326264), (116, 2205940), (145, 1764752), (148, 1728980), (176, 1453915), (185, 1383184), (220, 1163132), (232, 1102970), (271, 944240), (290, 882376), (296, 864490), (319, 802160), (370, 691592), (407, 628720), (440, 581566), (464, 551485), (542, 472120), (580, 441188), (592, 432245), (638, 401080), (740, 345796), (814, 314360), (880, 290783), (1073, 238480), (1084, 236060), (1160, 220594), (1276, 200540), (1355, 188848), (1480, 172898), (1595, 160432), (1628, 157180), (2035, 125744), (2146, 119240), (2168, 118030), (2320, 110297), (2552, 100270), (2710, 94424), (2960, 86449), (2981, 85840), (3190, 80216), (3256, 78590), (4070, 62872), (4292, 59620), (4336, 59015), (5104, 50135), (5365, 47696), (5420, 47212), (5962, 42920), (6380, 40108), (6512, 39295), (7859, 32560), (8140, 31436), (8584, 29810), (10027, 25520), (10730, 23848), (10840, 23606), (11803, 21680), (11924, 21460), (12760, 20054), (14905, 17168), (15718, 16280)]