221220720

素因数分解:

$2^4\times 3^4\times 5^1\times 7^1\times {\mathrm{4877}}^1$

素因数の和:4909

約数の個数: 200

約数和(自身を含む): 878274144

約数和(自身を除く): 657053424

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 162, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 324, 336, 360, 378, 405, 420, 432, 504, 540, 560, 567, 630, 648, 720, 756, 810, 840, 945, 1008, 1080, 1134, 1260, 1296, 1512, 1620, 1680, 1890, 2160, 2268, 2520, 2835, 3024, 3240, 3780, 4536, 4877, 5040, 5670, 6480, 7560, 9072, 9754, 11340, 14631, 15120, 19508, 22680, 24385, 29262, 34139, 39016, 43893, 45360, 48770, 58524, 68278, 73155, 78032, 87786, 97540, 102417, 117048, 131679, 136556, 146310, 170695, 175572, 195080, 204834, 219465, 234096, 263358, 273112, 292620, 307251, 341390, 351144, 390160, 395037, 409668, 438930, 512085, 526716, 546224, 585240, 614502, 658395, 682780, 702288, 790074, 819336, 877860, 921753, 1024170, 1053432, 1170480, 1229004, 1316790, 1365560, 1536255, 1580148, 1638672, 1755720, 1843506, 1975185, 2048340, 2106864, 2458008, 2633580, 2731120, 2765259, 3072510, 3160296, 3511440, 3687012, 3950370, 4096680, 4608765, 4916016, 5267160, 5530518, 6145020, 6320592, 7374024, 7900740, 8193360, 9217530, 10534320, 11061036, 12290040, 13826295, 14748048, 15801480, 18435060, 22122072, 24580080, 27652590, 31602960, 36870120, 44244144, 55305180, 73740240, 110610360, 221220720]

約数ペア:

[(1, 221220720), (2, 110610360), (3, 73740240), (4, 55305180), (5, 44244144), (6, 36870120), (7, 31602960), (8, 27652590), (9, 24580080), (10, 22122072), (12, 18435060), (14, 15801480), (15, 14748048), (16, 13826295), (18, 12290040), (20, 11061036), (21, 10534320), (24, 9217530), (27, 8193360), (28, 7900740), (30, 7374024), (35, 6320592), (36, 6145020), (40, 5530518), (42, 5267160), (45, 4916016), (48, 4608765), (54, 4096680), (56, 3950370), (60, 3687012), (63, 3511440), (70, 3160296), (72, 3072510), (80, 2765259), (81, 2731120), (84, 2633580), (90, 2458008), (105, 2106864), (108, 2048340), (112, 1975185), (120, 1843506), (126, 1755720), (135, 1638672), (140, 1580148), (144, 1536255), (162, 1365560), (168, 1316790), (180, 1229004), (189, 1170480), (210, 1053432), (216, 1024170), (240, 921753), (252, 877860), (270, 819336), (280, 790074), (315, 702288), (324, 682780), (336, 658395), (360, 614502), (378, 585240), (405, 546224), (420, 526716), (432, 512085), (504, 438930), (540, 409668), (560, 395037), (567, 390160), (630, 351144), (648, 341390), (720, 307251), (756, 292620), (810, 273112), (840, 263358), (945, 234096), (1008, 219465), (1080, 204834), (1134, 195080), (1260, 175572), (1296, 170695), (1512, 146310), (1620, 136556), (1680, 131679), (1890, 117048), (2160, 102417), (2268, 97540), (2520, 87786), (2835, 78032), (3024, 73155), (3240, 68278), (3780, 58524), (4536, 48770), (4877, 45360), (5040, 43893), (5670, 39016), (6480, 34139), (7560, 29262), (9072, 24385), (9754, 22680), (11340, 19508), (14631, 15120)]