145180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:94

約数の個数: 48

約数和(自身を含む): 374976

約数和(自身を除く): 229796

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 61, 68, 70, 85, 119, 122, 140, 170, 238, 244, 305, 340, 427, 476, 595, 610, 854, 1037, 1190, 1220, 1708, 2074, 2135, 2380, 4148, 4270, 5185, 7259, 8540, 10370, 14518, 20740, 29036, 36295, 72590, 145180]

約数ペア:

[(1, 145180), (2, 72590), (4, 36295), (5, 29036), (7, 20740), (10, 14518), (14, 10370), (17, 8540), (20, 7259), (28, 5185), (34, 4270), (35, 4148), (61, 2380), (68, 2135), (70, 2074), (85, 1708), (119, 1220), (122, 1190), (140, 1037), (170, 854), (238, 610), (244, 595), (305, 476), (340, 427)]