208723512

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:293

約数の個数: 128

約数和(自身を含む): 574560000

約数和(自身を除く): 365836488

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 37, 38, 57, 74, 76, 89, 111, 114, 139, 148, 152, 178, 222, 228, 267, 278, 296, 356, 417, 444, 456, 534, 556, 703, 712, 834, 888, 1068, 1112, 1406, 1668, 1691, 2109, 2136, 2641, 2812, 3293, 3336, 3382, 4218, 5073, 5143, 5282, 5624, 6586, 6764, 7923, 8436, 9879, 10146, 10286, 10564, 12371, 13172, 13528, 15429, 15846, 16872, 19758, 20292, 20572, 21128, 24742, 26344, 30858, 31692, 37113, 39516, 40584, 41144, 49484, 61716, 62567, 63384, 74226, 79032, 97717, 98968, 123432, 125134, 148452, 187701, 195434, 235049, 250268, 293151, 296904, 375402, 390868, 457727, 470098, 500536, 586302, 705147, 750804, 781736, 915454, 940196, 1172604, 1373181, 1410294, 1501608, 1830908, 1880392, 2345208, 2746362, 2820588, 3661816, 5492724, 5641176, 8696813, 10985448, 17393626, 26090439, 34787252, 52180878, 69574504, 104361756, 208723512]

約数ペア:

[(1, 208723512), (2, 104361756), (3, 69574504), (4, 52180878), (6, 34787252), (8, 26090439), (12, 17393626), (19, 10985448), (24, 8696813), (37, 5641176), (38, 5492724), (57, 3661816), (74, 2820588), (76, 2746362), (89, 2345208), (111, 1880392), (114, 1830908), (139, 1501608), (148, 1410294), (152, 1373181), (178, 1172604), (222, 940196), (228, 915454), (267, 781736), (278, 750804), (296, 705147), (356, 586302), (417, 500536), (444, 470098), (456, 457727), (534, 390868), (556, 375402), (703, 296904), (712, 293151), (834, 250268), (888, 235049), (1068, 195434), (1112, 187701), (1406, 148452), (1668, 125134), (1691, 123432), (2109, 98968), (2136, 97717), (2641, 79032), (2812, 74226), (3293, 63384), (3336, 62567), (3382, 61716), (4218, 49484), (5073, 41144), (5143, 40584), (5282, 39516), (5624, 37113), (6586, 31692), (6764, 30858), (7923, 26344), (8436, 24742), (9879, 21128), (10146, 20572), (10286, 20292), (10564, 19758), (12371, 16872), (13172, 15846), (13528, 15429)]