81710640

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:233

約数の個数: 320

約数和(自身を含む): 324979200

約数和(自身を除く): 243268560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 19, 20, 22, 24, 27, 30, 33, 36, 38, 40, 44, 45, 48, 54, 55, 57, 60, 66, 72, 76, 80, 88, 90, 95, 99, 108, 110, 114, 120, 132, 135, 144, 152, 165, 171, 176, 180, 181, 190, 198, 209, 216, 220, 228, 240, 264, 270, 285, 297, 304, 330, 342, 360, 362, 380, 396, 418, 432, 440, 456, 495, 513, 528, 540, 543, 570, 594, 627, 660, 684, 720, 724, 760, 792, 836, 855, 880, 905, 912, 990, 1026, 1045, 1080, 1086, 1140, 1188, 1254, 1320, 1368, 1448, 1485, 1520, 1584, 1629, 1672, 1710, 1810, 1881, 1980, 1991, 2052, 2090, 2160, 2172, 2280, 2376, 2508, 2565, 2640, 2715, 2736, 2896, 2970, 3135, 3258, 3344, 3420, 3439, 3620, 3762, 3960, 3982, 4104, 4180, 4344, 4560, 4752, 4887, 5016, 5130, 5430, 5643, 5940, 5973, 6270, 6516, 6840, 6878, 7240, 7524, 7920, 7964, 8145, 8208, 8360, 8688, 9405, 9774, 9955, 10032, 10260, 10317, 10860, 11286, 11880, 11946, 12540, 13032, 13680, 13756, 14480, 15048, 15928, 16290, 16720, 17195, 17919, 18810, 19548, 19910, 20520, 20634, 21720, 22572, 23760, 23892, 24435, 25080, 26064, 27512, 28215, 29865, 30096, 30951, 31856, 32580, 34390, 35838, 37620, 37829, 39096, 39820, 41040, 41268, 43440, 45144, 47784, 48870, 50160, 51585, 53757, 55024, 56430, 59730, 61902, 65160, 68780, 71676, 75240, 75658, 78192, 79640, 82536, 89595, 90288, 92853, 95568, 97740, 103170, 107514, 112860, 113487, 119460, 123804, 130320, 137560, 143352, 150480, 151316, 154755, 159280, 165072, 179190, 185706, 189145, 195480, 206340, 215028, 225720, 226974, 238920, 247608, 268785, 275120, 286704, 302632, 309510, 340461, 358380, 371412, 378290, 390960, 412680, 430056, 451440, 453948, 464265, 477840, 495216, 537570, 567435, 605264, 619020, 680922, 716760, 742824, 756580, 825360, 860112, 907896, 928530, 1021383, 1075140, 1134870, 1238040, 1361844, 1433520, 1485648, 1513160, 1702305, 1815792, 1857060, 2042766, 2150280, 2269740, 2476080, 2723688, 3026320, 3404610, 3714120, 4085532, 4300560, 4539480, 5106915, 5447376, 6809220, 7428240, 8171064, 9078960, 10213830, 13618440, 16342128, 20427660, 27236880, 40855320, 81710640]

約数ペア:

[(1, 81710640), (2, 40855320), (3, 27236880), (4, 20427660), (5, 16342128), (6, 13618440), (8, 10213830), (9, 9078960), (10, 8171064), (11, 7428240), (12, 6809220), (15, 5447376), (16, 5106915), (18, 4539480), (19, 4300560), (20, 4085532), (22, 3714120), (24, 3404610), (27, 3026320), (30, 2723688), (33, 2476080), (36, 2269740), (38, 2150280), (40, 2042766), (44, 1857060), (45, 1815792), (48, 1702305), (54, 1513160), (55, 1485648), (57, 1433520), (60, 1361844), (66, 1238040), (72, 1134870), (76, 1075140), (80, 1021383), (88, 928530), (90, 907896), (95, 860112), (99, 825360), (108, 756580), (110, 742824), (114, 716760), (120, 680922), (132, 619020), (135, 605264), (144, 567435), (152, 537570), (165, 495216), (171, 477840), (176, 464265), (180, 453948), (181, 451440), (190, 430056), (198, 412680), (209, 390960), (216, 378290), (220, 371412), (228, 358380), (240, 340461), (264, 309510), (270, 302632), (285, 286704), (297, 275120), (304, 268785), (330, 247608), (342, 238920), (360, 226974), (362, 225720), (380, 215028), (396, 206340), (418, 195480), (432, 189145), (440, 185706), (456, 179190), (495, 165072), (513, 159280), (528, 154755), (540, 151316), (543, 150480), (570, 143352), (594, 137560), (627, 130320), (660, 123804), (684, 119460), (720, 113487), (724, 112860), (760, 107514), (792, 103170), (836, 97740), (855, 95568), (880, 92853), (905, 90288), (912, 89595), (990, 82536), (1026, 79640), (1045, 78192), (1080, 75658), (1086, 75240), (1140, 71676), (1188, 68780), (1254, 65160), (1320, 61902), (1368, 59730), (1448, 56430), (1485, 55024), (1520, 53757), (1584, 51585), (1629, 50160), (1672, 48870), (1710, 47784), (1810, 45144), (1881, 43440), (1980, 41268), (1991, 41040), (2052, 39820), (2090, 39096), (2160, 37829), (2172, 37620), (2280, 35838), (2376, 34390), (2508, 32580), (2565, 31856), (2640, 30951), (2715, 30096), (2736, 29865), (2896, 28215), (2970, 27512), (3135, 26064), (3258, 25080), (3344, 24435), (3420, 23892), (3439, 23760), (3620, 22572), (3762, 21720), (3960, 20634), (3982, 20520), (4104, 19910), (4180, 19548), (4344, 18810), (4560, 17919), (4752, 17195), (4887, 16720), (5016, 16290), (5130, 15928), (5430, 15048), (5643, 14480), (5940, 13756), (5973, 13680), (6270, 13032), (6516, 12540), (6840, 11946), (6878, 11880), (7240, 11286), (7524, 10860), (7920, 10317), (7964, 10260), (8145, 10032), (8208, 9955), (8360, 9774), (8688, 9405)]