217613880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{307}}^1$

素因数の和:514

約数の個数: 192

約数和(自身を含む): 778377600

約数和(自身を除く): 560763720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 179, 180, 198, 220, 264, 307, 330, 358, 360, 396, 440, 495, 537, 614, 660, 716, 792, 895, 921, 990, 1074, 1228, 1320, 1432, 1535, 1611, 1790, 1842, 1969, 1980, 2148, 2456, 2685, 2763, 3070, 3222, 3377, 3580, 3684, 3938, 3960, 4296, 4605, 5370, 5526, 5907, 6140, 6444, 6754, 7160, 7368, 7876, 8055, 9210, 9845, 10131, 10740, 11052, 11814, 12280, 12888, 13508, 13815, 15752, 16110, 16885, 17721, 18420, 19690, 20262, 21480, 22104, 23628, 27016, 27630, 29535, 30393, 32220, 33770, 35442, 36840, 39380, 40524, 47256, 50655, 54953, 55260, 59070, 60786, 64440, 67540, 70884, 78760, 81048, 88605, 101310, 109906, 110520, 118140, 121572, 135080, 141768, 151965, 164859, 177210, 202620, 219812, 236280, 243144, 274765, 303930, 329718, 354420, 405240, 439624, 494577, 549530, 604483, 607860, 659436, 708840, 824295, 989154, 1099060, 1208966, 1215720, 1318872, 1648590, 1813449, 1978308, 2198120, 2417932, 2472885, 3022415, 3297180, 3626898, 3956616, 4835864, 4945770, 5440347, 6044830, 6594360, 7253796, 9067245, 9891540, 10880694, 12089660, 14507592, 18134490, 19783080, 21761388, 24179320, 27201735, 36268980, 43522776, 54403470, 72537960, 108806940, 217613880]

約数ペア:

[(1, 217613880), (2, 108806940), (3, 72537960), (4, 54403470), (5, 43522776), (6, 36268980), (8, 27201735), (9, 24179320), (10, 21761388), (11, 19783080), (12, 18134490), (15, 14507592), (18, 12089660), (20, 10880694), (22, 9891540), (24, 9067245), (30, 7253796), (33, 6594360), (36, 6044830), (40, 5440347), (44, 4945770), (45, 4835864), (55, 3956616), (60, 3626898), (66, 3297180), (72, 3022415), (88, 2472885), (90, 2417932), (99, 2198120), (110, 1978308), (120, 1813449), (132, 1648590), (165, 1318872), (179, 1215720), (180, 1208966), (198, 1099060), (220, 989154), (264, 824295), (307, 708840), (330, 659436), (358, 607860), (360, 604483), (396, 549530), (440, 494577), (495, 439624), (537, 405240), (614, 354420), (660, 329718), (716, 303930), (792, 274765), (895, 243144), (921, 236280), (990, 219812), (1074, 202620), (1228, 177210), (1320, 164859), (1432, 151965), (1535, 141768), (1611, 135080), (1790, 121572), (1842, 118140), (1969, 110520), (1980, 109906), (2148, 101310), (2456, 88605), (2685, 81048), (2763, 78760), (3070, 70884), (3222, 67540), (3377, 64440), (3580, 60786), (3684, 59070), (3938, 55260), (3960, 54953), (4296, 50655), (4605, 47256), (5370, 40524), (5526, 39380), (5907, 36840), (6140, 35442), (6444, 33770), (6754, 32220), (7160, 30393), (7368, 29535), (7876, 27630), (8055, 27016), (9210, 23628), (9845, 22104), (10131, 21480), (10740, 20262), (11052, 19690), (11814, 18420), (12280, 17721), (12888, 16885), (13508, 16110), (13815, 15752)]