158776940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{66713}}^1$

素因数の和:66746

約数の個数: 48

約数和(自身を含む): 403486272

約数和(自身を除く): 244709332

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 66713, 133426, 266852, 333565, 466991, 667130, 933982, 1134121, 1334260, 1867964, 2268242, 2334955, 4536484, 4669910, 5670605, 7938847, 9339820, 11341210, 15877694, 22682420, 31755388, 39694235, 79388470, 158776940]

約数ペア:

[(1, 158776940), (2, 79388470), (4, 39694235), (5, 31755388), (7, 22682420), (10, 15877694), (14, 11341210), (17, 9339820), (20, 7938847), (28, 5670605), (34, 4669910), (35, 4536484), (68, 2334955), (70, 2268242), (85, 1867964), (119, 1334260), (140, 1134121), (170, 933982), (238, 667130), (340, 466991), (476, 333565), (595, 266852), (1190, 133426), (2380, 66713)]