128916288

素因数分解:

$2^6\times 3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1$

素因数の和:341

約数の個数: 168

約数和(自身を含む): 397507968

約数和(自身を除く): 268591680

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 37, 46, 48, 64, 69, 72, 74, 92, 96, 111, 138, 144, 148, 184, 192, 207, 222, 263, 276, 288, 296, 333, 368, 414, 444, 526, 552, 576, 592, 666, 736, 789, 828, 851, 888, 1052, 1104, 1184, 1332, 1472, 1578, 1656, 1702, 1776, 2104, 2208, 2367, 2368, 2553, 2664, 3156, 3312, 3404, 3552, 4208, 4416, 4734, 5106, 5328, 6049, 6312, 6624, 6808, 7104, 7659, 8416, 9468, 9731, 10212, 10656, 12098, 12624, 13248, 13616, 15318, 16832, 18147, 18936, 19462, 20424, 21312, 24196, 25248, 27232, 29193, 30636, 36294, 37872, 38924, 40848, 48392, 50496, 54441, 54464, 58386, 61272, 72588, 75744, 77848, 81696, 87579, 96784, 108882, 116772, 122544, 145176, 151488, 155696, 163392, 175158, 193568, 217764, 223813, 233544, 245088, 290352, 311392, 350316, 387136, 435528, 447626, 467088, 490176, 580704, 622784, 671439, 700632, 871056, 895252, 934176, 1161408, 1342878, 1401264, 1742112, 1790504, 1868352, 2014317, 2685756, 2802528, 3484224, 3581008, 4028634, 5371512, 5605056, 7162016, 8057268, 10743024, 14324032, 16114536, 21486048, 32229072, 42972096, 64458144, 128916288]

約数ペア:

[(1, 128916288), (2, 64458144), (3, 42972096), (4, 32229072), (6, 21486048), (8, 16114536), (9, 14324032), (12, 10743024), (16, 8057268), (18, 7162016), (23, 5605056), (24, 5371512), (32, 4028634), (36, 3581008), (37, 3484224), (46, 2802528), (48, 2685756), (64, 2014317), (69, 1868352), (72, 1790504), (74, 1742112), (92, 1401264), (96, 1342878), (111, 1161408), (138, 934176), (144, 895252), (148, 871056), (184, 700632), (192, 671439), (207, 622784), (222, 580704), (263, 490176), (276, 467088), (288, 447626), (296, 435528), (333, 387136), (368, 350316), (414, 311392), (444, 290352), (526, 245088), (552, 233544), (576, 223813), (592, 217764), (666, 193568), (736, 175158), (789, 163392), (828, 155696), (851, 151488), (888, 145176), (1052, 122544), (1104, 116772), (1184, 108882), (1332, 96784), (1472, 87579), (1578, 81696), (1656, 77848), (1702, 75744), (1776, 72588), (2104, 61272), (2208, 58386), (2367, 54464), (2368, 54441), (2553, 50496), (2664, 48392), (3156, 40848), (3312, 38924), (3404, 37872), (3552, 36294), (4208, 30636), (4416, 29193), (4734, 27232), (5106, 25248), (5328, 24196), (6049, 21312), (6312, 20424), (6624, 19462), (6808, 18936), (7104, 18147), (7659, 16832), (8416, 15318), (9468, 13616), (9731, 13248), (10212, 12624), (10656, 12098)]