680342760

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{449}}^1$

素因数の和:553

約数の個数: 256

約数和(自身を含む): 2410560000

約数和(自身を除く): 1730217240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 61, 69, 72, 90, 92, 108, 115, 120, 122, 135, 138, 180, 183, 184, 207, 216, 230, 244, 270, 276, 305, 345, 360, 366, 414, 449, 460, 488, 540, 549, 552, 610, 621, 690, 732, 828, 898, 915, 920, 1035, 1080, 1098, 1220, 1242, 1347, 1380, 1403, 1464, 1647, 1656, 1796, 1830, 2070, 2196, 2245, 2440, 2484, 2694, 2745, 2760, 2806, 3105, 3294, 3592, 3660, 4041, 4140, 4209, 4392, 4490, 4968, 5388, 5490, 5612, 6210, 6588, 6735, 7015, 7320, 8082, 8235, 8280, 8418, 8980, 10327, 10776, 10980, 11224, 12123, 12420, 12627, 13176, 13470, 14030, 16164, 16470, 16836, 17960, 20205, 20654, 21045, 21960, 24246, 24840, 25254, 26940, 27389, 28060, 30981, 32328, 32940, 33672, 37881, 40410, 41308, 42090, 48492, 50508, 51635, 53880, 54778, 56120, 60615, 61962, 63135, 65880, 75762, 80820, 82167, 82616, 84180, 92943, 96984, 101016, 103270, 109556, 121230, 123924, 126270, 136945, 151524, 154905, 161640, 164334, 168360, 185886, 189405, 206540, 219112, 242460, 246501, 247848, 252540, 273890, 278829, 303048, 309810, 328668, 371772, 378810, 410835, 413080, 464715, 484920, 493002, 505080, 547780, 557658, 619620, 629947, 657336, 739503, 743544, 757620, 821670, 929430, 986004, 1095560, 1115316, 1232505, 1239240, 1259894, 1394145, 1479006, 1515240, 1643340, 1858860, 1889841, 1972008, 2230632, 2465010, 2519788, 2788290, 2958012, 3149735, 3286680, 3697515, 3717720, 3779682, 4930020, 5039576, 5576580, 5669523, 5916024, 6299470, 7395030, 7559364, 9449205, 9860040, 11153160, 11339046, 12598940, 14790060, 15118728, 17008569, 18898410, 22678092, 25197880, 28347615, 29580120, 34017138, 37796820, 45356184, 56695230, 68034276, 75593640, 85042845, 113390460, 136068552, 170085690, 226780920, 340171380, 680342760]

約数ペア:

[(1, 680342760), (2, 340171380), (3, 226780920), (4, 170085690), (5, 136068552), (6, 113390460), (8, 85042845), (9, 75593640), (10, 68034276), (12, 56695230), (15, 45356184), (18, 37796820), (20, 34017138), (23, 29580120), (24, 28347615), (27, 25197880), (30, 22678092), (36, 18898410), (40, 17008569), (45, 15118728), (46, 14790060), (54, 12598940), (60, 11339046), (61, 11153160), (69, 9860040), (72, 9449205), (90, 7559364), (92, 7395030), (108, 6299470), (115, 5916024), (120, 5669523), (122, 5576580), (135, 5039576), (138, 4930020), (180, 3779682), (183, 3717720), (184, 3697515), (207, 3286680), (216, 3149735), (230, 2958012), (244, 2788290), (270, 2519788), (276, 2465010), (305, 2230632), (345, 1972008), (360, 1889841), (366, 1858860), (414, 1643340), (449, 1515240), (460, 1479006), (488, 1394145), (540, 1259894), (549, 1239240), (552, 1232505), (610, 1115316), (621, 1095560), (690, 986004), (732, 929430), (828, 821670), (898, 757620), (915, 743544), (920, 739503), (1035, 657336), (1080, 629947), (1098, 619620), (1220, 557658), (1242, 547780), (1347, 505080), (1380, 493002), (1403, 484920), (1464, 464715), (1647, 413080), (1656, 410835), (1796, 378810), (1830, 371772), (2070, 328668), (2196, 309810), (2245, 303048), (2440, 278829), (2484, 273890), (2694, 252540), (2745, 247848), (2760, 246501), (2806, 242460), (3105, 219112), (3294, 206540), (3592, 189405), (3660, 185886), (4041, 168360), (4140, 164334), (4209, 161640), (4392, 154905), (4490, 151524), (4968, 136945), (5388, 126270), (5490, 123924), (5612, 121230), (6210, 109556), (6588, 103270), (6735, 101016), (7015, 96984), (7320, 92943), (8082, 84180), (8235, 82616), (8280, 82167), (8418, 80820), (8980, 75762), (10327, 65880), (10776, 63135), (10980, 61962), (11224, 60615), (12123, 56120), (12420, 54778), (12627, 53880), (13176, 51635), (13470, 50508), (14030, 48492), (16164, 42090), (16470, 41308), (16836, 40410), (17960, 37881), (20205, 33672), (20654, 32940), (21045, 32328), (21960, 30981), (24246, 28060), (24840, 27389), (25254, 26940)]