161946400

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{239}}^1$

素因数の和:288

約数の個数: 216

約数和(自身を含む): 498718080

約数和(自身を除く): 336771680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 32, 35, 40, 44, 50, 55, 56, 70, 77, 80, 88, 100, 110, 112, 121, 140, 154, 160, 175, 176, 200, 220, 224, 239, 242, 275, 280, 308, 350, 352, 385, 400, 440, 478, 484, 550, 560, 605, 616, 700, 770, 800, 847, 880, 956, 968, 1100, 1120, 1195, 1210, 1232, 1400, 1540, 1673, 1694, 1760, 1912, 1925, 1936, 2200, 2390, 2420, 2464, 2629, 2800, 3025, 3080, 3346, 3388, 3824, 3850, 3872, 4235, 4400, 4780, 4840, 5258, 5600, 5975, 6050, 6160, 6692, 6776, 7648, 7700, 8365, 8470, 8800, 9560, 9680, 10516, 11950, 12100, 12320, 13145, 13384, 13552, 15400, 16730, 16940, 18403, 19120, 19360, 21032, 21175, 23900, 24200, 26290, 26768, 27104, 28919, 30800, 33460, 33880, 36806, 38240, 41825, 42064, 42350, 47800, 48400, 52580, 53536, 57838, 61600, 65725, 66920, 67760, 73612, 83650, 84128, 84700, 92015, 95600, 96800, 105160, 115676, 131450, 133840, 135520, 144595, 147224, 167300, 169400, 184030, 191200, 202433, 210320, 231352, 262900, 267680, 289190, 294448, 334600, 338800, 368060, 404866, 420640, 460075, 462704, 525800, 578380, 588896, 669200, 677600, 722975, 736120, 809732, 920150, 925408, 1012165, 1051600, 1156760, 1338400, 1445950, 1472240, 1619464, 1840300, 2024330, 2103200, 2313520, 2891900, 2944480, 3238928, 3680600, 4048660, 4627040, 5060825, 5783800, 6477856, 7361200, 8097320, 10121650, 11567600, 14722400, 16194640, 20243300, 23135200, 32389280, 40486600, 80973200, 161946400]

約数ペア:

[(1, 161946400), (2, 80973200), (4, 40486600), (5, 32389280), (7, 23135200), (8, 20243300), (10, 16194640), (11, 14722400), (14, 11567600), (16, 10121650), (20, 8097320), (22, 7361200), (25, 6477856), (28, 5783800), (32, 5060825), (35, 4627040), (40, 4048660), (44, 3680600), (50, 3238928), (55, 2944480), (56, 2891900), (70, 2313520), (77, 2103200), (80, 2024330), (88, 1840300), (100, 1619464), (110, 1472240), (112, 1445950), (121, 1338400), (140, 1156760), (154, 1051600), (160, 1012165), (175, 925408), (176, 920150), (200, 809732), (220, 736120), (224, 722975), (239, 677600), (242, 669200), (275, 588896), (280, 578380), (308, 525800), (350, 462704), (352, 460075), (385, 420640), (400, 404866), (440, 368060), (478, 338800), (484, 334600), (550, 294448), (560, 289190), (605, 267680), (616, 262900), (700, 231352), (770, 210320), (800, 202433), (847, 191200), (880, 184030), (956, 169400), (968, 167300), (1100, 147224), (1120, 144595), (1195, 135520), (1210, 133840), (1232, 131450), (1400, 115676), (1540, 105160), (1673, 96800), (1694, 95600), (1760, 92015), (1912, 84700), (1925, 84128), (1936, 83650), (2200, 73612), (2390, 67760), (2420, 66920), (2464, 65725), (2629, 61600), (2800, 57838), (3025, 53536), (3080, 52580), (3346, 48400), (3388, 47800), (3824, 42350), (3850, 42064), (3872, 41825), (4235, 38240), (4400, 36806), (4780, 33880), (4840, 33460), (5258, 30800), (5600, 28919), (5975, 27104), (6050, 26768), (6160, 26290), (6692, 24200), (6776, 23900), (7648, 21175), (7700, 21032), (8365, 19360), (8470, 19120), (8800, 18403), (9560, 16940), (9680, 16730), (10516, 15400), (11950, 13552), (12100, 13384), (12320, 13145)]