400042188

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6427}}^1$

素因数の和:6476

約数の個数: 144

約数和(自身を含む): 1310283520

約数和(自身を除く): 910241332

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 19, 21, 26, 28, 36, 38, 39, 42, 52, 57, 63, 76, 78, 84, 91, 114, 117, 126, 133, 156, 171, 182, 228, 234, 247, 252, 266, 273, 342, 364, 399, 468, 494, 532, 546, 684, 741, 798, 819, 988, 1092, 1197, 1482, 1596, 1638, 1729, 2223, 2394, 2964, 3276, 3458, 4446, 4788, 5187, 6427, 6916, 8892, 10374, 12854, 15561, 19281, 20748, 25708, 31122, 38562, 44989, 57843, 62244, 77124, 83551, 89978, 115686, 122113, 134967, 167102, 179956, 231372, 244226, 250653, 269934, 334204, 366339, 404901, 488452, 501306, 539868, 584857, 732678, 751959, 809802, 854791, 1002612, 1099017, 1169714, 1465356, 1503918, 1587469, 1619604, 1709582, 1754571, 2198034, 2339428, 2564373, 3007836, 3174938, 3419164, 3509142, 4396068, 4762407, 5128746, 5263713, 6349876, 7018284, 7693119, 9524814, 10257492, 10527426, 11112283, 14287221, 15386238, 19049628, 21054852, 22224566, 28574442, 30772476, 33336849, 44449132, 57148884, 66673698, 100010547, 133347396, 200021094, 400042188]

約数ペア:

[(1, 400042188), (2, 200021094), (3, 133347396), (4, 100010547), (6, 66673698), (7, 57148884), (9, 44449132), (12, 33336849), (13, 30772476), (14, 28574442), (18, 22224566), (19, 21054852), (21, 19049628), (26, 15386238), (28, 14287221), (36, 11112283), (38, 10527426), (39, 10257492), (42, 9524814), (52, 7693119), (57, 7018284), (63, 6349876), (76, 5263713), (78, 5128746), (84, 4762407), (91, 4396068), (114, 3509142), (117, 3419164), (126, 3174938), (133, 3007836), (156, 2564373), (171, 2339428), (182, 2198034), (228, 1754571), (234, 1709582), (247, 1619604), (252, 1587469), (266, 1503918), (273, 1465356), (342, 1169714), (364, 1099017), (399, 1002612), (468, 854791), (494, 809802), (532, 751959), (546, 732678), (684, 584857), (741, 539868), (798, 501306), (819, 488452), (988, 404901), (1092, 366339), (1197, 334204), (1482, 269934), (1596, 250653), (1638, 244226), (1729, 231372), (2223, 179956), (2394, 167102), (2964, 134967), (3276, 122113), (3458, 115686), (4446, 89978), (4788, 83551), (5187, 77124), (6427, 62244), (6916, 57843), (8892, 44989), (10374, 38562), (12854, 31122), (15561, 25708), (19281, 20748)]