400418046

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{439}}^1$

素因数の和:603

約数の個数: 128

約数和(自身を含む): 1081344000

約数和(自身を除く): 680925954

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 63, 114, 126, 127, 133, 171, 189, 254, 266, 342, 378, 381, 399, 439, 513, 762, 798, 878, 889, 1026, 1143, 1197, 1317, 1778, 2286, 2394, 2413, 2634, 2667, 3073, 3429, 3591, 3951, 4826, 5334, 6146, 6858, 7182, 7239, 7902, 8001, 8341, 9219, 11853, 14478, 16002, 16682, 16891, 18438, 21717, 23706, 24003, 25023, 27657, 33782, 43434, 48006, 50046, 50673, 55314, 55753, 58387, 65151, 75069, 82971, 101346, 111506, 116774, 130302, 150138, 152019, 165942, 167259, 175161, 225207, 304038, 334518, 350322, 390271, 450414, 456057, 501777, 525483, 780542, 912114, 1003554, 1050966, 1059307, 1170813, 1505331, 1576449, 2118614, 2341626, 3010662, 3152898, 3177921, 3512439, 6355842, 7024878, 7415149, 9533763, 10537317, 14830298, 19067526, 21074634, 22245447, 28601289, 44490894, 57202578, 66736341, 133472682, 200209023, 400418046]

約数ペア:

[(1, 400418046), (2, 200209023), (3, 133472682), (6, 66736341), (7, 57202578), (9, 44490894), (14, 28601289), (18, 22245447), (19, 21074634), (21, 19067526), (27, 14830298), (38, 10537317), (42, 9533763), (54, 7415149), (57, 7024878), (63, 6355842), (114, 3512439), (126, 3177921), (127, 3152898), (133, 3010662), (171, 2341626), (189, 2118614), (254, 1576449), (266, 1505331), (342, 1170813), (378, 1059307), (381, 1050966), (399, 1003554), (439, 912114), (513, 780542), (762, 525483), (798, 501777), (878, 456057), (889, 450414), (1026, 390271), (1143, 350322), (1197, 334518), (1317, 304038), (1778, 225207), (2286, 175161), (2394, 167259), (2413, 165942), (2634, 152019), (2667, 150138), (3073, 130302), (3429, 116774), (3591, 111506), (3951, 101346), (4826, 82971), (5334, 75069), (6146, 65151), (6858, 58387), (7182, 55753), (7239, 55314), (7902, 50673), (8001, 50046), (8341, 48006), (9219, 43434), (11853, 33782), (14478, 27657), (16002, 25023), (16682, 24003), (16891, 23706), (18438, 21717)]