172286520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{205103}}^1$

素因数の和:205124

約数の個数: 64

約数和(自身を含む): 590699520

約数和(自身を除く): 418413000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 205103, 410206, 615309, 820412, 1025515, 1230618, 1435721, 1640824, 2051030, 2461236, 2871442, 3076545, 4102060, 4307163, 4922472, 5742884, 6153090, 7178605, 8204120, 8614326, 11485768, 12306180, 14357210, 17228652, 21535815, 24612360, 28714420, 34457304, 43071630, 57428840, 86143260, 172286520]

約数ペア:

[(1, 172286520), (2, 86143260), (3, 57428840), (4, 43071630), (5, 34457304), (6, 28714420), (7, 24612360), (8, 21535815), (10, 17228652), (12, 14357210), (14, 12306180), (15, 11485768), (20, 8614326), (21, 8204120), (24, 7178605), (28, 6153090), (30, 5742884), (35, 4922472), (40, 4307163), (42, 4102060), (56, 3076545), (60, 2871442), (70, 2461236), (84, 2051030), (105, 1640824), (120, 1435721), (140, 1230618), (168, 1025515), (210, 820412), (280, 615309), (420, 410206), (840, 205103)]