281820160

素因数分解:

$2^{10}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2897}}^1$

素因数の和:2941

約数の個数: 88

約数和(自身を含む): 711864720

約数和(自身を除く): 430044560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 512, 608, 640, 760, 1024, 1216, 1280, 1520, 2432, 2560, 2897, 3040, 4864, 5120, 5794, 6080, 9728, 11588, 12160, 14485, 19456, 23176, 24320, 28970, 46352, 48640, 55043, 57940, 92704, 97280, 110086, 115880, 185408, 220172, 231760, 275215, 370816, 440344, 463520, 550430, 741632, 880688, 927040, 1100860, 1483264, 1761376, 1854080, 2201720, 2966528, 3522752, 3708160, 4403440, 7045504, 7416320, 8806880, 14091008, 14832640, 17613760, 28182016, 35227520, 56364032, 70455040, 140910080, 281820160]

約数ペア:

[(1, 281820160), (2, 140910080), (4, 70455040), (5, 56364032), (8, 35227520), (10, 28182016), (16, 17613760), (19, 14832640), (20, 14091008), (32, 8806880), (38, 7416320), (40, 7045504), (64, 4403440), (76, 3708160), (80, 3522752), (95, 2966528), (128, 2201720), (152, 1854080), (160, 1761376), (190, 1483264), (256, 1100860), (304, 927040), (320, 880688), (380, 741632), (512, 550430), (608, 463520), (640, 440344), (760, 370816), (1024, 275215), (1216, 231760), (1280, 220172), (1520, 185408), (2432, 115880), (2560, 110086), (2897, 97280), (3040, 92704), (4864, 57940), (5120, 55043), (5794, 48640), (6080, 46352), (9728, 28970), (11588, 24320), (12160, 23176), (14485, 19456)]