159584120

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1949}}^1$

素因数の和:2072

約数の個数: 64

約数和(自身を含む): 379080000

約数和(自身を除く): 219495880

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 89, 92, 115, 178, 184, 230, 356, 445, 460, 712, 890, 920, 1780, 1949, 2047, 3560, 3898, 4094, 7796, 8188, 9745, 10235, 15592, 16376, 19490, 20470, 38980, 40940, 44827, 77960, 81880, 89654, 173461, 179308, 224135, 346922, 358616, 448270, 693844, 867305, 896540, 1387688, 1734610, 1793080, 3469220, 3989603, 6938440, 7979206, 15958412, 19948015, 31916824, 39896030, 79792060, 159584120]

約数ペア:

[(1, 159584120), (2, 79792060), (4, 39896030), (5, 31916824), (8, 19948015), (10, 15958412), (20, 7979206), (23, 6938440), (40, 3989603), (46, 3469220), (89, 1793080), (92, 1734610), (115, 1387688), (178, 896540), (184, 867305), (230, 693844), (356, 448270), (445, 358616), (460, 346922), (712, 224135), (890, 179308), (920, 173461), (1780, 89654), (1949, 81880), (2047, 77960), (3560, 44827), (3898, 40940), (4094, 38980), (7796, 20470), (8188, 19490), (9745, 16376), (10235, 15592)]