66880320

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1$

素因数の和:289

約数の個数: 224

約数和(自身を含む): 239645952

約数和(自身を除く): 172765632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 23, 24, 26, 30, 32, 39, 40, 46, 48, 52, 60, 64, 65, 69, 78, 80, 92, 96, 104, 115, 120, 130, 138, 156, 160, 184, 192, 195, 208, 230, 233, 240, 260, 276, 299, 312, 320, 345, 368, 390, 416, 460, 466, 480, 520, 552, 598, 624, 690, 699, 736, 780, 832, 897, 920, 932, 960, 1040, 1104, 1165, 1196, 1248, 1380, 1398, 1472, 1495, 1560, 1794, 1840, 1864, 2080, 2208, 2330, 2392, 2496, 2760, 2796, 2990, 3029, 3120, 3495, 3588, 3680, 3728, 4160, 4416, 4485, 4660, 4784, 5359, 5520, 5592, 5980, 6058, 6240, 6990, 7176, 7360, 7456, 8970, 9087, 9320, 9568, 10718, 11040, 11184, 11960, 12116, 12480, 13980, 14352, 14912, 15145, 16077, 17940, 18174, 18640, 19136, 21436, 22080, 22368, 23920, 24232, 26795, 27960, 28704, 30290, 32154, 35880, 36348, 37280, 42872, 44736, 45435, 47840, 48464, 53590, 55920, 57408, 60580, 64308, 69667, 71760, 72696, 74560, 80385, 85744, 90870, 95680, 96928, 107180, 111840, 121160, 128616, 139334, 143520, 145392, 160770, 171488, 181740, 193856, 209001, 214360, 223680, 242320, 257232, 278668, 287040, 290784, 321540, 342976, 348335, 363480, 418002, 428720, 484640, 514464, 557336, 581568, 643080, 696670, 726960, 836004, 857440, 969280, 1028928, 1045005, 1114672, 1286160, 1393340, 1453920, 1672008, 1714880, 2090010, 2229344, 2572320, 2786680, 2907840, 3344016, 4180020, 4458688, 5144640, 5573360, 6688032, 8360040, 11146720, 13376064, 16720080, 22293440, 33440160, 66880320]

約数ペア:

[(1, 66880320), (2, 33440160), (3, 22293440), (4, 16720080), (5, 13376064), (6, 11146720), (8, 8360040), (10, 6688032), (12, 5573360), (13, 5144640), (15, 4458688), (16, 4180020), (20, 3344016), (23, 2907840), (24, 2786680), (26, 2572320), (30, 2229344), (32, 2090010), (39, 1714880), (40, 1672008), (46, 1453920), (48, 1393340), (52, 1286160), (60, 1114672), (64, 1045005), (65, 1028928), (69, 969280), (78, 857440), (80, 836004), (92, 726960), (96, 696670), (104, 643080), (115, 581568), (120, 557336), (130, 514464), (138, 484640), (156, 428720), (160, 418002), (184, 363480), (192, 348335), (195, 342976), (208, 321540), (230, 290784), (233, 287040), (240, 278668), (260, 257232), (276, 242320), (299, 223680), (312, 214360), (320, 209001), (345, 193856), (368, 181740), (390, 171488), (416, 160770), (460, 145392), (466, 143520), (480, 139334), (520, 128616), (552, 121160), (598, 111840), (624, 107180), (690, 96928), (699, 95680), (736, 90870), (780, 85744), (832, 80385), (897, 74560), (920, 72696), (932, 71760), (960, 69667), (1040, 64308), (1104, 60580), (1165, 57408), (1196, 55920), (1248, 53590), (1380, 48464), (1398, 47840), (1472, 45435), (1495, 44736), (1560, 42872), (1794, 37280), (1840, 36348), (1864, 35880), (2080, 32154), (2208, 30290), (2330, 28704), (2392, 27960), (2496, 26795), (2760, 24232), (2796, 23920), (2990, 22368), (3029, 22080), (3120, 21436), (3495, 19136), (3588, 18640), (3680, 18174), (3728, 17940), (4160, 16077), (4416, 15145), (4485, 14912), (4660, 14352), (4784, 13980), (5359, 12480), (5520, 12116), (5592, 11960), (5980, 11184), (6058, 11040), (6240, 10718), (6990, 9568), (7176, 9320), (7360, 9087), (7456, 8970)]