840101760

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{797}}^1$

素因数の和:886

約数の個数: 256

約数和(自身を含む): 3027931200

約数和(自身を除く): 2187829440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 61, 64, 72, 80, 90, 96, 108, 120, 122, 128, 135, 144, 160, 180, 183, 192, 216, 240, 244, 270, 288, 305, 320, 360, 366, 384, 432, 480, 488, 540, 549, 576, 610, 640, 720, 732, 797, 864, 915, 960, 976, 1080, 1098, 1152, 1220, 1440, 1464, 1594, 1647, 1728, 1830, 1920, 1952, 2160, 2196, 2391, 2440, 2745, 2880, 2928, 3188, 3294, 3456, 3660, 3904, 3985, 4320, 4392, 4782, 4880, 5490, 5760, 5856, 6376, 6588, 7173, 7320, 7808, 7970, 8235, 8640, 8784, 9564, 9760, 10980, 11712, 11955, 12752, 13176, 14346, 14640, 15940, 16470, 17280, 17568, 19128, 19520, 21519, 21960, 23424, 23910, 25504, 26352, 28692, 29280, 31880, 32940, 35136, 35865, 38256, 39040, 43038, 43920, 47820, 48617, 51008, 52704, 57384, 58560, 63760, 65880, 70272, 71730, 76512, 86076, 87840, 95640, 97234, 102016, 105408, 107595, 114768, 117120, 127520, 131760, 143460, 145851, 153024, 172152, 175680, 191280, 194468, 210816, 215190, 229536, 243085, 255040, 263520, 286920, 291702, 306048, 344304, 351360, 382560, 388936, 430380, 437553, 459072, 486170, 510080, 527040, 573840, 583404, 688608, 729255, 765120, 777872, 860760, 875106, 918144, 972340, 1054080, 1147680, 1166808, 1312659, 1377216, 1458510, 1530240, 1555744, 1721520, 1750212, 1944680, 2187765, 2295360, 2333616, 2625318, 2754432, 2917020, 3111488, 3443040, 3500424, 3889360, 4375530, 4590720, 4667232, 5250636, 5834040, 6222976, 6563295, 6886080, 7000848, 7778720, 8751060, 9334464, 10501272, 11668080, 13126590, 13772160, 14001696, 15557440, 17502120, 18668928, 21002544, 23336160, 26253180, 28003392, 31114880, 35004240, 42005088, 46672320, 52506360, 56006784, 70008480, 84010176, 93344640, 105012720, 140016960, 168020352, 210025440, 280033920, 420050880, 840101760]

約数ペア:

[(1, 840101760), (2, 420050880), (3, 280033920), (4, 210025440), (5, 168020352), (6, 140016960), (8, 105012720), (9, 93344640), (10, 84010176), (12, 70008480), (15, 56006784), (16, 52506360), (18, 46672320), (20, 42005088), (24, 35004240), (27, 31114880), (30, 28003392), (32, 26253180), (36, 23336160), (40, 21002544), (45, 18668928), (48, 17502120), (54, 15557440), (60, 14001696), (61, 13772160), (64, 13126590), (72, 11668080), (80, 10501272), (90, 9334464), (96, 8751060), (108, 7778720), (120, 7000848), (122, 6886080), (128, 6563295), (135, 6222976), (144, 5834040), (160, 5250636), (180, 4667232), (183, 4590720), (192, 4375530), (216, 3889360), (240, 3500424), (244, 3443040), (270, 3111488), (288, 2917020), (305, 2754432), (320, 2625318), (360, 2333616), (366, 2295360), (384, 2187765), (432, 1944680), (480, 1750212), (488, 1721520), (540, 1555744), (549, 1530240), (576, 1458510), (610, 1377216), (640, 1312659), (720, 1166808), (732, 1147680), (797, 1054080), (864, 972340), (915, 918144), (960, 875106), (976, 860760), (1080, 777872), (1098, 765120), (1152, 729255), (1220, 688608), (1440, 583404), (1464, 573840), (1594, 527040), (1647, 510080), (1728, 486170), (1830, 459072), (1920, 437553), (1952, 430380), (2160, 388936), (2196, 382560), (2391, 351360), (2440, 344304), (2745, 306048), (2880, 291702), (2928, 286920), (3188, 263520), (3294, 255040), (3456, 243085), (3660, 229536), (3904, 215190), (3985, 210816), (4320, 194468), (4392, 191280), (4782, 175680), (4880, 172152), (5490, 153024), (5760, 145851), (5856, 143460), (6376, 131760), (6588, 127520), (7173, 117120), (7320, 114768), (7808, 107595), (7970, 105408), (8235, 102016), (8640, 97234), (8784, 95640), (9564, 87840), (9760, 86076), (10980, 76512), (11712, 71730), (11955, 70272), (12752, 65880), (13176, 63760), (14346, 58560), (14640, 57384), (15940, 52704), (16470, 51008), (17280, 48617), (17568, 47820), (19128, 43920), (19520, 43038), (21519, 39040), (21960, 38256), (23424, 35865), (23910, 35136), (25504, 32940), (26352, 31880), (28692, 29280)]