8263440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{499}}^1$

素因数の和:541

約数の個数: 120

約数和(自身を含む): 29016000

約数和(自身を除く): 20752560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 115, 120, 138, 144, 180, 184, 207, 230, 240, 276, 345, 360, 368, 414, 460, 499, 552, 690, 720, 828, 920, 998, 1035, 1104, 1380, 1497, 1656, 1840, 1996, 2070, 2495, 2760, 2994, 3312, 3992, 4140, 4491, 4990, 5520, 5988, 7485, 7984, 8280, 8982, 9980, 11477, 11976, 14970, 16560, 17964, 19960, 22455, 22954, 23952, 29940, 34431, 35928, 39920, 44910, 45908, 57385, 59880, 68862, 71856, 89820, 91816, 103293, 114770, 119760, 137724, 172155, 179640, 183632, 206586, 229540, 275448, 344310, 359280, 413172, 459080, 516465, 550896, 688620, 826344, 918160, 1032930, 1377240, 1652688, 2065860, 2754480, 4131720, 8263440]

約数ペア:

[(1, 8263440), (2, 4131720), (3, 2754480), (4, 2065860), (5, 1652688), (6, 1377240), (8, 1032930), (9, 918160), (10, 826344), (12, 688620), (15, 550896), (16, 516465), (18, 459080), (20, 413172), (23, 359280), (24, 344310), (30, 275448), (36, 229540), (40, 206586), (45, 183632), (46, 179640), (48, 172155), (60, 137724), (69, 119760), (72, 114770), (80, 103293), (90, 91816), (92, 89820), (115, 71856), (120, 68862), (138, 59880), (144, 57385), (180, 45908), (184, 44910), (207, 39920), (230, 35928), (240, 34431), (276, 29940), (345, 23952), (360, 22954), (368, 22455), (414, 19960), (460, 17964), (499, 16560), (552, 14970), (690, 11976), (720, 11477), (828, 9980), (920, 8982), (998, 8280), (1035, 7984), (1104, 7485), (1380, 5988), (1497, 5520), (1656, 4990), (1840, 4491), (1996, 4140), (2070, 3992), (2495, 3312), (2760, 2994)]