260299312

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:211

約数の個数: 160

約数和(自身を含む): 657735680

約数和(自身を除く): 397436368

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 73, 79, 91, 104, 112, 124, 146, 158, 182, 208, 217, 248, 292, 316, 364, 403, 434, 496, 511, 553, 584, 632, 728, 806, 868, 949, 1022, 1027, 1106, 1168, 1264, 1456, 1612, 1736, 1898, 2044, 2054, 2212, 2263, 2449, 2821, 3224, 3472, 3796, 4088, 4108, 4424, 4526, 4898, 5642, 5767, 6448, 6643, 7189, 7592, 8176, 8216, 8848, 9052, 9796, 11284, 11534, 13286, 14378, 15184, 15841, 16432, 17143, 18104, 19592, 22568, 23068, 26572, 28756, 29419, 31682, 31837, 34286, 36208, 39184, 40369, 45136, 46136, 53144, 57512, 58838, 63364, 63674, 68572, 74971, 80738, 92272, 106288, 115024, 117676, 126728, 127348, 137144, 149942, 161476, 178777, 205933, 222859, 235352, 253456, 254696, 274288, 299884, 322952, 357554, 411866, 445718, 470704, 509392, 524797, 599768, 645904, 715108, 823732, 891436, 1049594, 1199536, 1251439, 1430216, 1647464, 1782872, 2099188, 2324101, 2502878, 2860432, 3294928, 3565744, 4198376, 4648202, 5005756, 8396752, 9296404, 10011512, 16268707, 18592808, 20023024, 32537414, 37185616, 65074828, 130149656, 260299312]

約数ペア:

[(1, 260299312), (2, 130149656), (4, 65074828), (7, 37185616), (8, 32537414), (13, 20023024), (14, 18592808), (16, 16268707), (26, 10011512), (28, 9296404), (31, 8396752), (52, 5005756), (56, 4648202), (62, 4198376), (73, 3565744), (79, 3294928), (91, 2860432), (104, 2502878), (112, 2324101), (124, 2099188), (146, 1782872), (158, 1647464), (182, 1430216), (208, 1251439), (217, 1199536), (248, 1049594), (292, 891436), (316, 823732), (364, 715108), (403, 645904), (434, 599768), (496, 524797), (511, 509392), (553, 470704), (584, 445718), (632, 411866), (728, 357554), (806, 322952), (868, 299884), (949, 274288), (1022, 254696), (1027, 253456), (1106, 235352), (1168, 222859), (1264, 205933), (1456, 178777), (1612, 161476), (1736, 149942), (1898, 137144), (2044, 127348), (2054, 126728), (2212, 117676), (2263, 115024), (2449, 106288), (2821, 92272), (3224, 80738), (3472, 74971), (3796, 68572), (4088, 63674), (4108, 63364), (4424, 58838), (4526, 57512), (4898, 53144), (5642, 46136), (5767, 45136), (6448, 40369), (6643, 39184), (7189, 36208), (7592, 34286), (8176, 31837), (8216, 31682), (8848, 29419), (9052, 28756), (9796, 26572), (11284, 23068), (11534, 22568), (13286, 19592), (14378, 18104), (15184, 17143), (15841, 16432)]