287710680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{104243}}^1$

素因数の和:104280

約数の個数: 64

約数和(自身を含む): 900668160

約数和(自身を除く): 612957480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 104243, 208486, 312729, 416972, 521215, 625458, 833944, 1042430, 1250916, 1563645, 2084860, 2397589, 2501832, 3127290, 4169720, 4795178, 6254580, 7192767, 9590356, 11987945, 12509160, 14385534, 19180712, 23975890, 28771068, 35963835, 47951780, 57542136, 71927670, 95903560, 143855340, 287710680]

約数ペア:

[(1, 287710680), (2, 143855340), (3, 95903560), (4, 71927670), (5, 57542136), (6, 47951780), (8, 35963835), (10, 28771068), (12, 23975890), (15, 19180712), (20, 14385534), (23, 12509160), (24, 11987945), (30, 9590356), (40, 7192767), (46, 6254580), (60, 4795178), (69, 4169720), (92, 3127290), (115, 2501832), (120, 2397589), (138, 2084860), (184, 1563645), (230, 1250916), (276, 1042430), (345, 833944), (460, 625458), (552, 521215), (690, 416972), (920, 312729), (1380, 208486), (2760, 104243)]