78715440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:204

約数の個数: 240

約数和(自身を含む): 287258400

約数和(自身を除く): 208542960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 59, 60, 68, 72, 80, 85, 90, 102, 109, 118, 120, 136, 144, 153, 170, 177, 180, 204, 218, 236, 240, 255, 272, 295, 306, 327, 340, 354, 360, 408, 436, 472, 510, 531, 545, 590, 612, 654, 680, 708, 720, 765, 816, 872, 885, 944, 981, 1003, 1020, 1062, 1090, 1180, 1224, 1308, 1360, 1416, 1530, 1635, 1744, 1770, 1853, 1962, 2006, 2040, 2124, 2180, 2360, 2448, 2616, 2655, 2832, 3009, 3060, 3270, 3540, 3706, 3924, 4012, 4080, 4248, 4360, 4720, 4905, 5015, 5232, 5310, 5559, 6018, 6120, 6431, 6540, 7080, 7412, 7848, 8024, 8496, 8720, 9027, 9265, 9810, 10030, 10620, 11118, 12036, 12240, 12862, 13080, 14160, 14824, 15045, 15696, 16048, 16677, 18054, 18530, 19293, 19620, 20060, 21240, 22236, 24072, 25724, 26160, 27795, 29648, 30090, 32155, 33354, 36108, 37060, 38586, 39240, 40120, 42480, 44472, 45135, 48144, 51448, 55590, 57879, 60180, 64310, 66708, 72216, 74120, 77172, 78480, 80240, 83385, 88944, 90270, 96465, 102896, 109327, 111180, 115758, 120360, 128620, 133416, 144432, 148240, 154344, 166770, 180540, 192930, 218654, 222360, 231516, 240720, 257240, 266832, 289395, 308688, 327981, 333540, 361080, 385860, 437308, 444720, 463032, 514480, 546635, 578790, 655962, 667080, 722160, 771720, 874616, 926064, 983943, 1093270, 1157580, 1311924, 1334160, 1543440, 1639905, 1749232, 1967886, 2186540, 2315160, 2623848, 3279810, 3935772, 4373080, 4630320, 4919715, 5247696, 6559620, 7871544, 8746160, 9839430, 13119240, 15743088, 19678860, 26238480, 39357720, 78715440]

約数ペア:

[(1, 78715440), (2, 39357720), (3, 26238480), (4, 19678860), (5, 15743088), (6, 13119240), (8, 9839430), (9, 8746160), (10, 7871544), (12, 6559620), (15, 5247696), (16, 4919715), (17, 4630320), (18, 4373080), (20, 3935772), (24, 3279810), (30, 2623848), (34, 2315160), (36, 2186540), (40, 1967886), (45, 1749232), (48, 1639905), (51, 1543440), (59, 1334160), (60, 1311924), (68, 1157580), (72, 1093270), (80, 983943), (85, 926064), (90, 874616), (102, 771720), (109, 722160), (118, 667080), (120, 655962), (136, 578790), (144, 546635), (153, 514480), (170, 463032), (177, 444720), (180, 437308), (204, 385860), (218, 361080), (236, 333540), (240, 327981), (255, 308688), (272, 289395), (295, 266832), (306, 257240), (327, 240720), (340, 231516), (354, 222360), (360, 218654), (408, 192930), (436, 180540), (472, 166770), (510, 154344), (531, 148240), (545, 144432), (590, 133416), (612, 128620), (654, 120360), (680, 115758), (708, 111180), (720, 109327), (765, 102896), (816, 96465), (872, 90270), (885, 88944), (944, 83385), (981, 80240), (1003, 78480), (1020, 77172), (1062, 74120), (1090, 72216), (1180, 66708), (1224, 64310), (1308, 60180), (1360, 57879), (1416, 55590), (1530, 51448), (1635, 48144), (1744, 45135), (1770, 44472), (1853, 42480), (1962, 40120), (2006, 39240), (2040, 38586), (2124, 37060), (2180, 36108), (2360, 33354), (2448, 32155), (2616, 30090), (2655, 29648), (2832, 27795), (3009, 26160), (3060, 25724), (3270, 24072), (3540, 22236), (3706, 21240), (3924, 20060), (4012, 19620), (4080, 19293), (4248, 18530), (4360, 18054), (4720, 16677), (4905, 16048), (5015, 15696), (5232, 15045), (5310, 14824), (5559, 14160), (6018, 13080), (6120, 12862), (6431, 12240), (6540, 12036), (7080, 11118), (7412, 10620), (7848, 10030), (8024, 9810), (8496, 9265), (8720, 9027)]