1275520920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{191}}^1$

素因数の和:354

約数の個数: 256

約数和(自身を含む): 4230144000

約数和(自身を除く): 2954623080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 29, 30, 38, 40, 57, 58, 60, 76, 87, 95, 101, 114, 116, 120, 145, 152, 174, 190, 191, 202, 228, 232, 285, 290, 303, 348, 380, 382, 404, 435, 456, 505, 551, 570, 573, 580, 606, 696, 760, 764, 808, 870, 955, 1010, 1102, 1140, 1146, 1160, 1212, 1515, 1528, 1653, 1740, 1910, 1919, 2020, 2204, 2280, 2292, 2424, 2755, 2865, 2929, 3030, 3306, 3480, 3629, 3820, 3838, 4040, 4408, 4584, 5510, 5539, 5730, 5757, 5858, 6060, 6612, 7258, 7640, 7676, 8265, 8787, 9595, 10887, 11020, 11078, 11460, 11514, 11716, 12120, 13224, 14516, 14645, 15352, 16530, 16617, 17574, 18145, 19190, 19291, 21774, 22040, 22156, 22920, 23028, 23432, 27695, 28785, 29032, 29290, 33060, 33234, 35148, 36290, 38380, 38582, 43548, 43935, 44312, 46056, 54435, 55390, 55651, 57570, 57873, 58580, 66120, 66468, 70296, 72580, 76760, 77164, 83085, 87096, 87870, 96455, 105241, 108870, 110780, 111302, 115140, 115746, 117160, 132936, 145160, 154328, 166170, 166953, 175740, 192910, 210482, 217740, 221560, 222604, 230280, 231492, 278255, 289365, 315723, 332340, 333906, 351480, 366529, 385820, 420964, 435480, 445208, 462984, 526205, 556510, 559439, 578730, 631446, 664680, 667812, 733058, 771640, 834765, 841928, 1052410, 1099587, 1113020, 1118878, 1157460, 1262892, 1335624, 1466116, 1578615, 1669530, 1678317, 1832645, 2104820, 2199174, 2226040, 2237756, 2314920, 2525784, 2797195, 2932232, 3157230, 3339060, 3356634, 3665290, 4209640, 4398348, 4475512, 5497935, 5594390, 6314460, 6678120, 6713268, 7330580, 8391585, 8796696, 10629341, 10995870, 11188780, 12628920, 13426536, 14661160, 16783170, 21258682, 21991740, 22377560, 31888023, 33566340, 42517364, 43983480, 53146705, 63776046, 67132680, 85034728, 106293410, 127552092, 159440115, 212586820, 255104184, 318880230, 425173640, 637760460, 1275520920]

約数ペア:

[(1, 1275520920), (2, 637760460), (3, 425173640), (4, 318880230), (5, 255104184), (6, 212586820), (8, 159440115), (10, 127552092), (12, 106293410), (15, 85034728), (19, 67132680), (20, 63776046), (24, 53146705), (29, 43983480), (30, 42517364), (38, 33566340), (40, 31888023), (57, 22377560), (58, 21991740), (60, 21258682), (76, 16783170), (87, 14661160), (95, 13426536), (101, 12628920), (114, 11188780), (116, 10995870), (120, 10629341), (145, 8796696), (152, 8391585), (174, 7330580), (190, 6713268), (191, 6678120), (202, 6314460), (228, 5594390), (232, 5497935), (285, 4475512), (290, 4398348), (303, 4209640), (348, 3665290), (380, 3356634), (382, 3339060), (404, 3157230), (435, 2932232), (456, 2797195), (505, 2525784), (551, 2314920), (570, 2237756), (573, 2226040), (580, 2199174), (606, 2104820), (696, 1832645), (760, 1678317), (764, 1669530), (808, 1578615), (870, 1466116), (955, 1335624), (1010, 1262892), (1102, 1157460), (1140, 1118878), (1146, 1113020), (1160, 1099587), (1212, 1052410), (1515, 841928), (1528, 834765), (1653, 771640), (1740, 733058), (1910, 667812), (1919, 664680), (2020, 631446), (2204, 578730), (2280, 559439), (2292, 556510), (2424, 526205), (2755, 462984), (2865, 445208), (2929, 435480), (3030, 420964), (3306, 385820), (3480, 366529), (3629, 351480), (3820, 333906), (3838, 332340), (4040, 315723), (4408, 289365), (4584, 278255), (5510, 231492), (5539, 230280), (5730, 222604), (5757, 221560), (5858, 217740), (6060, 210482), (6612, 192910), (7258, 175740), (7640, 166953), (7676, 166170), (8265, 154328), (8787, 145160), (9595, 132936), (10887, 117160), (11020, 115746), (11078, 115140), (11460, 111302), (11514, 110780), (11716, 108870), (12120, 105241), (13224, 96455), (14516, 87870), (14645, 87096), (15352, 83085), (16530, 77164), (16617, 76760), (17574, 72580), (18145, 70296), (19190, 66468), (19291, 66120), (21774, 58580), (22040, 57873), (22156, 57570), (22920, 55651), (23028, 55390), (23432, 54435), (27695, 46056), (28785, 44312), (29032, 43935), (29290, 43548), (33060, 38582), (33234, 38380), (35148, 36290)]