128072280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{947}}^1$

素因数の和:998

約数の個数: 192

約数和(自身を含む): 466871040

約数和(自身を除く): 338798760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 49, 56, 60, 69, 70, 84, 92, 98, 105, 115, 120, 138, 140, 147, 161, 168, 184, 196, 210, 230, 245, 276, 280, 294, 322, 345, 392, 420, 460, 483, 490, 552, 588, 644, 690, 735, 805, 840, 920, 947, 966, 980, 1127, 1176, 1288, 1380, 1470, 1610, 1894, 1932, 1960, 2254, 2415, 2760, 2841, 2940, 3220, 3381, 3788, 3864, 4508, 4735, 4830, 5635, 5682, 5880, 6440, 6629, 6762, 7576, 9016, 9470, 9660, 11270, 11364, 13258, 13524, 14205, 16905, 18940, 19320, 19887, 21781, 22540, 22728, 26516, 27048, 28410, 33145, 33810, 37880, 39774, 43562, 45080, 46403, 53032, 56820, 65343, 66290, 67620, 79548, 87124, 92806, 99435, 108905, 113640, 130686, 132580, 135240, 139209, 152467, 159096, 174248, 185612, 198870, 217810, 232015, 261372, 265160, 278418, 304934, 326715, 371224, 397740, 435620, 457401, 464030, 522744, 556836, 609868, 653430, 696045, 762335, 795480, 871240, 914802, 928060, 1067269, 1113672, 1219736, 1306860, 1392090, 1524670, 1829604, 1856120, 2134538, 2287005, 2613720, 2784180, 3049340, 3201807, 3659208, 4269076, 4574010, 5336345, 5568360, 6098680, 6403614, 8538152, 9148020, 10672690, 12807228, 16009035, 18296040, 21345380, 25614456, 32018070, 42690760, 64036140, 128072280]

約数ペア:

[(1, 128072280), (2, 64036140), (3, 42690760), (4, 32018070), (5, 25614456), (6, 21345380), (7, 18296040), (8, 16009035), (10, 12807228), (12, 10672690), (14, 9148020), (15, 8538152), (20, 6403614), (21, 6098680), (23, 5568360), (24, 5336345), (28, 4574010), (30, 4269076), (35, 3659208), (40, 3201807), (42, 3049340), (46, 2784180), (49, 2613720), (56, 2287005), (60, 2134538), (69, 1856120), (70, 1829604), (84, 1524670), (92, 1392090), (98, 1306860), (105, 1219736), (115, 1113672), (120, 1067269), (138, 928060), (140, 914802), (147, 871240), (161, 795480), (168, 762335), (184, 696045), (196, 653430), (210, 609868), (230, 556836), (245, 522744), (276, 464030), (280, 457401), (294, 435620), (322, 397740), (345, 371224), (392, 326715), (420, 304934), (460, 278418), (483, 265160), (490, 261372), (552, 232015), (588, 217810), (644, 198870), (690, 185612), (735, 174248), (805, 159096), (840, 152467), (920, 139209), (947, 135240), (966, 132580), (980, 130686), (1127, 113640), (1176, 108905), (1288, 99435), (1380, 92806), (1470, 87124), (1610, 79548), (1894, 67620), (1932, 66290), (1960, 65343), (2254, 56820), (2415, 53032), (2760, 46403), (2841, 45080), (2940, 43562), (3220, 39774), (3381, 37880), (3788, 33810), (3864, 33145), (4508, 28410), (4735, 27048), (4830, 26516), (5635, 22728), (5682, 22540), (5880, 21781), (6440, 19887), (6629, 19320), (6762, 18940), (7576, 16905), (9016, 14205), (9470, 13524), (9660, 13258), (11270, 11364)]