161718480

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2917}}^1$

素因数の和:2954

約数の個数: 240

約数和(自身を含む): 677349504

約数和(自身を除く): 515631024

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 99, 105, 110, 112, 120, 126, 132, 140, 144, 154, 165, 168, 176, 180, 198, 210, 220, 231, 240, 252, 264, 280, 308, 315, 330, 336, 360, 385, 396, 420, 440, 462, 495, 504, 528, 560, 616, 630, 660, 693, 720, 770, 792, 840, 880, 924, 990, 1008, 1155, 1232, 1260, 1320, 1386, 1540, 1584, 1680, 1848, 1980, 2310, 2520, 2640, 2772, 2917, 3080, 3465, 3696, 3960, 4620, 5040, 5544, 5834, 6160, 6930, 7920, 8751, 9240, 11088, 11668, 13860, 14585, 17502, 18480, 20419, 23336, 26253, 27720, 29170, 32087, 35004, 40838, 43755, 46672, 52506, 55440, 58340, 61257, 64174, 70008, 81676, 87510, 96261, 102095, 105012, 116680, 122514, 128348, 131265, 140016, 160435, 163352, 175020, 183771, 192522, 204190, 210024, 224609, 233360, 245028, 256696, 262530, 288783, 306285, 320870, 326704, 350040, 367542, 385044, 408380, 420048, 449218, 481305, 490056, 513392, 525060, 577566, 612570, 641740, 673827, 700080, 735084, 770088, 816760, 898436, 918855, 962610, 980112, 1050120, 1123045, 1155132, 1225140, 1283480, 1347654, 1443915, 1470168, 1540176, 1633520, 1796872, 1837710, 1925220, 2021481, 2100240, 2246090, 2310264, 2450280, 2566960, 2695308, 2887830, 2940336, 3369135, 3593744, 3675420, 3850440, 4042962, 4492180, 4620528, 4900560, 5390616, 5775660, 6738270, 7350840, 7700880, 8085924, 8984360, 10107405, 10781232, 11551320, 13476540, 14701680, 16171848, 17968720, 20214810, 23102640, 26953080, 32343696, 40429620, 53906160, 80859240, 161718480]

約数ペア:

[(1, 161718480), (2, 80859240), (3, 53906160), (4, 40429620), (5, 32343696), (6, 26953080), (7, 23102640), (8, 20214810), (9, 17968720), (10, 16171848), (11, 14701680), (12, 13476540), (14, 11551320), (15, 10781232), (16, 10107405), (18, 8984360), (20, 8085924), (21, 7700880), (22, 7350840), (24, 6738270), (28, 5775660), (30, 5390616), (33, 4900560), (35, 4620528), (36, 4492180), (40, 4042962), (42, 3850440), (44, 3675420), (45, 3593744), (48, 3369135), (55, 2940336), (56, 2887830), (60, 2695308), (63, 2566960), (66, 2450280), (70, 2310264), (72, 2246090), (77, 2100240), (80, 2021481), (84, 1925220), (88, 1837710), (90, 1796872), (99, 1633520), (105, 1540176), (110, 1470168), (112, 1443915), (120, 1347654), (126, 1283480), (132, 1225140), (140, 1155132), (144, 1123045), (154, 1050120), (165, 980112), (168, 962610), (176, 918855), (180, 898436), (198, 816760), (210, 770088), (220, 735084), (231, 700080), (240, 673827), (252, 641740), (264, 612570), (280, 577566), (308, 525060), (315, 513392), (330, 490056), (336, 481305), (360, 449218), (385, 420048), (396, 408380), (420, 385044), (440, 367542), (462, 350040), (495, 326704), (504, 320870), (528, 306285), (560, 288783), (616, 262530), (630, 256696), (660, 245028), (693, 233360), (720, 224609), (770, 210024), (792, 204190), (840, 192522), (880, 183771), (924, 175020), (990, 163352), (1008, 160435), (1155, 140016), (1232, 131265), (1260, 128348), (1320, 122514), (1386, 116680), (1540, 105012), (1584, 102095), (1680, 96261), (1848, 87510), (1980, 81676), (2310, 70008), (2520, 64174), (2640, 61257), (2772, 58340), (2917, 55440), (3080, 52506), (3465, 46672), (3696, 43755), (3960, 40838), (4620, 35004), (5040, 32087), (5544, 29170), (5834, 27720), (6160, 26253), (6930, 23336), (7920, 20419), (8751, 18480), (9240, 17502), (11088, 14585), (11668, 13860)]