206674856

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{307}}^1$

素因数の和:478

約数の個数: 64

約数和(自身を含む): 422822400

約数和(自身を除く): 216147544

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 103, 152, 172, 206, 307, 344, 412, 614, 817, 824, 1228, 1634, 1957, 2456, 3268, 3914, 4429, 5833, 6536, 7828, 8858, 11666, 13201, 15656, 17716, 23332, 26402, 31621, 35432, 46664, 52804, 63242, 84151, 105608, 126484, 168302, 250819, 252968, 336604, 501638, 600799, 673208, 1003276, 1201598, 1359703, 2006552, 2403196, 2719406, 4806392, 5438812, 10877624, 25834357, 51668714, 103337428, 206674856]

約数ペア:

[(1, 206674856), (2, 103337428), (4, 51668714), (8, 25834357), (19, 10877624), (38, 5438812), (43, 4806392), (76, 2719406), (86, 2403196), (103, 2006552), (152, 1359703), (172, 1201598), (206, 1003276), (307, 673208), (344, 600799), (412, 501638), (614, 336604), (817, 252968), (824, 250819), (1228, 168302), (1634, 126484), (1957, 105608), (2456, 84151), (3268, 63242), (3914, 52804), (4429, 46664), (5833, 35432), (6536, 31621), (7828, 26402), (8858, 23332), (11666, 17716), (13201, 15656)]