1277879520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{547}}^1$

素因数の和:753

約数の個数: 192

約数和(自身を含む): 4189280256

約数和(自身を除く): 2911400736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 155, 157, 160, 186, 240, 248, 310, 314, 372, 465, 471, 480, 496, 547, 620, 628, 744, 785, 930, 942, 992, 1094, 1240, 1256, 1488, 1570, 1641, 1860, 1884, 2188, 2355, 2480, 2512, 2735, 2976, 3140, 3282, 3720, 3768, 4376, 4710, 4867, 4960, 5024, 5470, 6280, 6564, 7440, 7536, 8205, 8752, 9420, 9734, 10940, 12560, 13128, 14601, 14880, 15072, 16410, 16957, 17504, 18840, 19468, 21880, 24335, 25120, 26256, 29202, 32820, 33914, 37680, 38936, 43760, 48670, 50871, 52512, 58404, 65640, 67828, 73005, 75360, 77872, 84785, 85879, 87520, 97340, 101742, 116808, 131280, 135656, 146010, 155744, 169570, 171758, 194680, 203484, 233616, 254355, 257637, 262560, 271312, 292020, 339140, 343516, 389360, 406968, 429395, 467232, 508710, 515274, 542624, 584040, 678280, 687032, 778720, 813936, 858790, 1017420, 1030548, 1168080, 1288185, 1356560, 1374064, 1627872, 1717580, 2034840, 2061096, 2336160, 2576370, 2662249, 2713120, 2748128, 3435160, 4069680, 4122192, 5152740, 5324498, 6870320, 7986747, 8139360, 8244384, 10305480, 10648996, 13311245, 13740640, 15973494, 20610960, 21297992, 26622490, 31946988, 39933735, 41221920, 42595984, 53244980, 63893976, 79867470, 85191968, 106489960, 127787952, 159734940, 212979920, 255575904, 319469880, 425959840, 638939760, 1277879520]

約数ペア:

[(1, 1277879520), (2, 638939760), (3, 425959840), (4, 319469880), (5, 255575904), (6, 212979920), (8, 159734940), (10, 127787952), (12, 106489960), (15, 85191968), (16, 79867470), (20, 63893976), (24, 53244980), (30, 42595984), (31, 41221920), (32, 39933735), (40, 31946988), (48, 26622490), (60, 21297992), (62, 20610960), (80, 15973494), (93, 13740640), (96, 13311245), (120, 10648996), (124, 10305480), (155, 8244384), (157, 8139360), (160, 7986747), (186, 6870320), (240, 5324498), (248, 5152740), (310, 4122192), (314, 4069680), (372, 3435160), (465, 2748128), (471, 2713120), (480, 2662249), (496, 2576370), (547, 2336160), (620, 2061096), (628, 2034840), (744, 1717580), (785, 1627872), (930, 1374064), (942, 1356560), (992, 1288185), (1094, 1168080), (1240, 1030548), (1256, 1017420), (1488, 858790), (1570, 813936), (1641, 778720), (1860, 687032), (1884, 678280), (2188, 584040), (2355, 542624), (2480, 515274), (2512, 508710), (2735, 467232), (2976, 429395), (3140, 406968), (3282, 389360), (3720, 343516), (3768, 339140), (4376, 292020), (4710, 271312), (4867, 262560), (4960, 257637), (5024, 254355), (5470, 233616), (6280, 203484), (6564, 194680), (7440, 171758), (7536, 169570), (8205, 155744), (8752, 146010), (9420, 135656), (9734, 131280), (10940, 116808), (12560, 101742), (13128, 97340), (14601, 87520), (14880, 85879), (15072, 84785), (16410, 77872), (16957, 75360), (17504, 73005), (18840, 67828), (19468, 65640), (21880, 58404), (24335, 52512), (25120, 50871), (26256, 48670), (29202, 43760), (32820, 38936), (33914, 37680)]