201972120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^4\times {\mathrm{701}}^1$

素因数の和:743

約数の個数: 160

約数和(自身を含む): 707868720

約数和(自身を除く): 505896600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 343, 392, 420, 490, 588, 686, 701, 735, 840, 980, 1029, 1176, 1372, 1402, 1470, 1715, 1960, 2058, 2103, 2401, 2744, 2804, 2940, 3430, 3505, 4116, 4206, 4802, 4907, 5145, 5608, 5880, 6860, 7010, 7203, 8232, 8412, 9604, 9814, 10290, 10515, 12005, 13720, 14020, 14406, 14721, 16824, 19208, 19628, 20580, 21030, 24010, 24535, 28040, 28812, 29442, 34349, 36015, 39256, 41160, 42060, 48020, 49070, 57624, 58884, 68698, 72030, 73605, 84120, 96040, 98140, 103047, 117768, 137396, 144060, 147210, 171745, 196280, 206094, 240443, 274792, 288120, 294420, 343490, 412188, 480886, 515235, 588840, 686980, 721329, 824376, 961772, 1030470, 1202215, 1373960, 1442658, 1683101, 1923544, 2060940, 2404430, 2885316, 3366202, 3606645, 4121880, 4808860, 5049303, 5770632, 6732404, 7213290, 8415505, 9617720, 10098606, 13464808, 14426580, 16831010, 20197212, 25246515, 28853160, 33662020, 40394424, 50493030, 67324040, 100986060, 201972120]

約数ペア:

[(1, 201972120), (2, 100986060), (3, 67324040), (4, 50493030), (5, 40394424), (6, 33662020), (7, 28853160), (8, 25246515), (10, 20197212), (12, 16831010), (14, 14426580), (15, 13464808), (20, 10098606), (21, 9617720), (24, 8415505), (28, 7213290), (30, 6732404), (35, 5770632), (40, 5049303), (42, 4808860), (49, 4121880), (56, 3606645), (60, 3366202), (70, 2885316), (84, 2404430), (98, 2060940), (105, 1923544), (120, 1683101), (140, 1442658), (147, 1373960), (168, 1202215), (196, 1030470), (210, 961772), (245, 824376), (280, 721329), (294, 686980), (343, 588840), (392, 515235), (420, 480886), (490, 412188), (588, 343490), (686, 294420), (701, 288120), (735, 274792), (840, 240443), (980, 206094), (1029, 196280), (1176, 171745), (1372, 147210), (1402, 144060), (1470, 137396), (1715, 117768), (1960, 103047), (2058, 98140), (2103, 96040), (2401, 84120), (2744, 73605), (2804, 72030), (2940, 68698), (3430, 58884), (3505, 57624), (4116, 49070), (4206, 48020), (4802, 42060), (4907, 41160), (5145, 39256), (5608, 36015), (5880, 34349), (6860, 29442), (7010, 28812), (7203, 28040), (8232, 24535), (8412, 24010), (9604, 21030), (9814, 20580), (10290, 19628), (10515, 19208), (12005, 16824), (13720, 14721), (14020, 14406)]