42279680

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:134

約数の個数: 144

約数和(自身を含む): 112583520

約数和(自身を除く): 70303840

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 32, 34, 40, 58, 64, 67, 68, 80, 85, 116, 128, 134, 136, 145, 160, 170, 232, 256, 268, 272, 290, 320, 335, 340, 464, 493, 536, 544, 580, 640, 670, 680, 928, 986, 1072, 1088, 1139, 1160, 1280, 1340, 1360, 1856, 1943, 1972, 2144, 2176, 2278, 2320, 2465, 2680, 2720, 3712, 3886, 3944, 4288, 4352, 4556, 4640, 4930, 5360, 5440, 5695, 7424, 7772, 7888, 8576, 9112, 9280, 9715, 9860, 10720, 10880, 11390, 15544, 15776, 17152, 18224, 18560, 19430, 19720, 21440, 21760, 22780, 31088, 31552, 33031, 36448, 37120, 38860, 39440, 42880, 45560, 62176, 63104, 66062, 72896, 77720, 78880, 85760, 91120, 124352, 126208, 132124, 145792, 155440, 157760, 165155, 182240, 248704, 264248, 291584, 310880, 315520, 330310, 364480, 497408, 528496, 621760, 631040, 660620, 728960, 1056992, 1243520, 1321240, 1457920, 2113984, 2487040, 2642480, 4227968, 5284960, 8455936, 10569920, 21139840, 42279680]

約数ペア:

[(1, 42279680), (2, 21139840), (4, 10569920), (5, 8455936), (8, 5284960), (10, 4227968), (16, 2642480), (17, 2487040), (20, 2113984), (29, 1457920), (32, 1321240), (34, 1243520), (40, 1056992), (58, 728960), (64, 660620), (67, 631040), (68, 621760), (80, 528496), (85, 497408), (116, 364480), (128, 330310), (134, 315520), (136, 310880), (145, 291584), (160, 264248), (170, 248704), (232, 182240), (256, 165155), (268, 157760), (272, 155440), (290, 145792), (320, 132124), (335, 126208), (340, 124352), (464, 91120), (493, 85760), (536, 78880), (544, 77720), (580, 72896), (640, 66062), (670, 63104), (680, 62176), (928, 45560), (986, 42880), (1072, 39440), (1088, 38860), (1139, 37120), (1160, 36448), (1280, 33031), (1340, 31552), (1360, 31088), (1856, 22780), (1943, 21760), (1972, 21440), (2144, 19720), (2176, 19430), (2278, 18560), (2320, 18224), (2465, 17152), (2680, 15776), (2720, 15544), (3712, 11390), (3886, 10880), (3944, 10720), (4288, 9860), (4352, 9715), (4556, 9280), (4640, 9112), (4930, 8576), (5360, 7888), (5440, 7772), (5695, 7424)]