138838728

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{281}}^1$

素因数の和:487

約数の個数: 128

約数和(自身を含む): 423947520

約数和(自身を除く): 285108792

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 168, 173, 204, 238, 281, 346, 357, 408, 476, 519, 562, 692, 714, 843, 952, 1038, 1124, 1211, 1384, 1428, 1686, 1967, 2076, 2248, 2422, 2856, 2941, 3372, 3633, 3934, 4152, 4777, 4844, 5882, 5901, 6744, 7266, 7868, 8823, 9554, 9688, 11764, 11802, 14331, 14532, 15736, 17646, 19108, 20587, 23528, 23604, 28662, 29064, 33439, 35292, 38216, 41174, 47208, 48613, 57324, 61761, 66878, 70584, 82348, 97226, 100317, 114648, 123522, 133756, 145839, 164696, 194452, 200634, 247044, 267512, 291678, 340291, 388904, 401268, 494088, 583356, 680582, 802536, 826421, 1020873, 1166712, 1361164, 1652842, 2041746, 2479263, 2722328, 3305684, 4083492, 4958526, 5784947, 6611368, 8166984, 9917052, 11569894, 17354841, 19834104, 23139788, 34709682, 46279576, 69419364, 138838728]

約数ペア:

[(1, 138838728), (2, 69419364), (3, 46279576), (4, 34709682), (6, 23139788), (7, 19834104), (8, 17354841), (12, 11569894), (14, 9917052), (17, 8166984), (21, 6611368), (24, 5784947), (28, 4958526), (34, 4083492), (42, 3305684), (51, 2722328), (56, 2479263), (68, 2041746), (84, 1652842), (102, 1361164), (119, 1166712), (136, 1020873), (168, 826421), (173, 802536), (204, 680582), (238, 583356), (281, 494088), (346, 401268), (357, 388904), (408, 340291), (476, 291678), (519, 267512), (562, 247044), (692, 200634), (714, 194452), (843, 164696), (952, 145839), (1038, 133756), (1124, 123522), (1211, 114648), (1384, 100317), (1428, 97226), (1686, 82348), (1967, 70584), (2076, 66878), (2248, 61761), (2422, 57324), (2856, 48613), (2941, 47208), (3372, 41174), (3633, 38216), (3934, 35292), (4152, 33439), (4777, 29064), (4844, 28662), (5882, 23604), (5901, 23528), (6744, 20587), (7266, 19108), (7868, 17646), (8823, 15736), (9554, 14532), (9688, 14331), (11764, 11802)]