640260432

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{17167}}^1$

素因数の和:17225

約数の個数: 120

約数和(自身を含む): 2103286016

約数和(自身を除く): 1463025584

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 37, 42, 48, 56, 63, 72, 74, 84, 111, 112, 126, 144, 148, 168, 222, 252, 259, 296, 333, 336, 444, 504, 518, 592, 666, 777, 888, 1008, 1036, 1332, 1554, 1776, 2072, 2331, 2664, 3108, 4144, 4662, 5328, 6216, 9324, 12432, 17167, 18648, 34334, 37296, 51501, 68668, 103002, 120169, 137336, 154503, 206004, 240338, 274672, 309006, 360507, 412008, 480676, 618012, 635179, 721014, 824016, 961352, 1081521, 1236024, 1270358, 1442028, 1905537, 1922704, 2163042, 2472048, 2540716, 2884056, 3811074, 4326084, 4446253, 5081432, 5716611, 5768112, 7622148, 8652168, 8892506, 10162864, 11433222, 13338759, 15244296, 17304336, 17785012, 22866444, 26677518, 30488592, 35570024, 40016277, 45732888, 53355036, 71140048, 80032554, 91465776, 106710072, 160065108, 213420144, 320130216, 640260432]

約数ペア:

[(1, 640260432), (2, 320130216), (3, 213420144), (4, 160065108), (6, 106710072), (7, 91465776), (8, 80032554), (9, 71140048), (12, 53355036), (14, 45732888), (16, 40016277), (18, 35570024), (21, 30488592), (24, 26677518), (28, 22866444), (36, 17785012), (37, 17304336), (42, 15244296), (48, 13338759), (56, 11433222), (63, 10162864), (72, 8892506), (74, 8652168), (84, 7622148), (111, 5768112), (112, 5716611), (126, 5081432), (144, 4446253), (148, 4326084), (168, 3811074), (222, 2884056), (252, 2540716), (259, 2472048), (296, 2163042), (333, 1922704), (336, 1905537), (444, 1442028), (504, 1270358), (518, 1236024), (592, 1081521), (666, 961352), (777, 824016), (888, 721014), (1008, 635179), (1036, 618012), (1332, 480676), (1554, 412008), (1776, 360507), (2072, 309006), (2331, 274672), (2664, 240338), (3108, 206004), (4144, 154503), (4662, 137336), (5328, 120169), (6216, 103002), (9324, 68668), (12432, 51501), (17167, 37296), (18648, 34334)]