72731520

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:115

約数の個数: 320

約数和(自身を含む): 275473440

約数和(自身を除く): 202741920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 32, 36, 40, 45, 46, 48, 54, 60, 61, 64, 69, 72, 80, 81, 90, 92, 96, 108, 115, 120, 122, 128, 135, 138, 144, 160, 162, 180, 183, 184, 192, 207, 216, 230, 240, 244, 270, 276, 288, 305, 320, 324, 345, 360, 366, 368, 384, 405, 414, 432, 460, 480, 488, 540, 549, 552, 576, 610, 621, 640, 648, 690, 720, 732, 736, 810, 828, 864, 915, 920, 960, 976, 1035, 1080, 1098, 1104, 1152, 1220, 1242, 1296, 1380, 1403, 1440, 1464, 1472, 1620, 1647, 1656, 1728, 1830, 1840, 1863, 1920, 1952, 2070, 2160, 2196, 2208, 2440, 2484, 2592, 2745, 2760, 2806, 2880, 2928, 2944, 3105, 3240, 3294, 3312, 3456, 3660, 3680, 3726, 3904, 4140, 4209, 4320, 4392, 4416, 4880, 4941, 4968, 5184, 5490, 5520, 5612, 5760, 5856, 6210, 6480, 6588, 6624, 7015, 7320, 7360, 7452, 7808, 8235, 8280, 8418, 8640, 8784, 8832, 9315, 9760, 9882, 9936, 10368, 10980, 11040, 11224, 11712, 12420, 12627, 12960, 13176, 13248, 14030, 14640, 14720, 14904, 16470, 16560, 16836, 17280, 17568, 18630, 19520, 19764, 19872, 21045, 21960, 22080, 22448, 23424, 24705, 24840, 25254, 25920, 26352, 26496, 28060, 29280, 29808, 32940, 33120, 33672, 35136, 37260, 37881, 39040, 39528, 39744, 42090, 43920, 44160, 44896, 49410, 49680, 50508, 51840, 52704, 56120, 58560, 59616, 63135, 65880, 66240, 67344, 70272, 74520, 75762, 79056, 79488, 84180, 87840, 89792, 98820, 99360, 101016, 105408, 112240, 113643, 117120, 119232, 126270, 131760, 132480, 134688, 149040, 151524, 158112, 168360, 175680, 179584, 189405, 197640, 198720, 202032, 210816, 224480, 227286, 238464, 252540, 263520, 269376, 298080, 303048, 316224, 336720, 351360, 378810, 395280, 397440, 404064, 448960, 454572, 505080, 527040, 538752, 568215, 596160, 606096, 632448, 673440, 757620, 790560, 808128, 897920, 909144, 1010160, 1054080, 1136430, 1192320, 1212192, 1346880, 1515240, 1581120, 1616256, 1818288, 2020320, 2272860, 2424384, 2693760, 3030480, 3162240, 3636576, 4040640, 4545720, 4848768, 6060960, 7273152, 8081280, 9091440, 12121920, 14546304, 18182880, 24243840, 36365760, 72731520]

約数ペア:

[(1, 72731520), (2, 36365760), (3, 24243840), (4, 18182880), (5, 14546304), (6, 12121920), (8, 9091440), (9, 8081280), (10, 7273152), (12, 6060960), (15, 4848768), (16, 4545720), (18, 4040640), (20, 3636576), (23, 3162240), (24, 3030480), (27, 2693760), (30, 2424384), (32, 2272860), (36, 2020320), (40, 1818288), (45, 1616256), (46, 1581120), (48, 1515240), (54, 1346880), (60, 1212192), (61, 1192320), (64, 1136430), (69, 1054080), (72, 1010160), (80, 909144), (81, 897920), (90, 808128), (92, 790560), (96, 757620), (108, 673440), (115, 632448), (120, 606096), (122, 596160), (128, 568215), (135, 538752), (138, 527040), (144, 505080), (160, 454572), (162, 448960), (180, 404064), (183, 397440), (184, 395280), (192, 378810), (207, 351360), (216, 336720), (230, 316224), (240, 303048), (244, 298080), (270, 269376), (276, 263520), (288, 252540), (305, 238464), (320, 227286), (324, 224480), (345, 210816), (360, 202032), (366, 198720), (368, 197640), (384, 189405), (405, 179584), (414, 175680), (432, 168360), (460, 158112), (480, 151524), (488, 149040), (540, 134688), (549, 132480), (552, 131760), (576, 126270), (610, 119232), (621, 117120), (640, 113643), (648, 112240), (690, 105408), (720, 101016), (732, 99360), (736, 98820), (810, 89792), (828, 87840), (864, 84180), (915, 79488), (920, 79056), (960, 75762), (976, 74520), (1035, 70272), (1080, 67344), (1098, 66240), (1104, 65880), (1152, 63135), (1220, 59616), (1242, 58560), (1296, 56120), (1380, 52704), (1403, 51840), (1440, 50508), (1464, 49680), (1472, 49410), (1620, 44896), (1647, 44160), (1656, 43920), (1728, 42090), (1830, 39744), (1840, 39528), (1863, 39040), (1920, 37881), (1952, 37260), (2070, 35136), (2160, 33672), (2196, 33120), (2208, 32940), (2440, 29808), (2484, 29280), (2592, 28060), (2745, 26496), (2760, 26352), (2806, 25920), (2880, 25254), (2928, 24840), (2944, 24705), (3105, 23424), (3240, 22448), (3294, 22080), (3312, 21960), (3456, 21045), (3660, 19872), (3680, 19764), (3726, 19520), (3904, 18630), (4140, 17568), (4209, 17280), (4320, 16836), (4392, 16560), (4416, 16470), (4880, 14904), (4941, 14720), (4968, 14640), (5184, 14030), (5490, 13248), (5520, 13176), (5612, 12960), (5760, 12627), (5856, 12420), (6210, 11712), (6480, 11224), (6588, 11040), (6624, 10980), (7015, 10368), (7320, 9936), (7360, 9882), (7452, 9760), (7808, 9315), (8235, 8832), (8280, 8784), (8418, 8640)]