218656860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{83}}^2$

素因数の和:224

約数の個数: 108

約数和(自身を含む): 647819592

約数和(自身を除く): 429162732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 83, 92, 115, 138, 166, 230, 249, 276, 332, 345, 415, 460, 498, 529, 690, 830, 996, 1058, 1245, 1380, 1587, 1660, 1909, 2116, 2490, 2645, 3174, 3818, 4980, 5290, 5727, 6348, 6889, 7636, 7935, 9545, 10580, 11454, 13778, 15870, 19090, 20667, 22908, 27556, 28635, 31740, 34445, 38180, 41334, 43907, 57270, 68890, 82668, 87814, 103335, 114540, 131721, 137780, 158447, 175628, 206670, 219535, 263442, 316894, 413340, 439070, 475341, 526884, 633788, 658605, 792235, 878140, 950682, 1317210, 1584470, 1901364, 2376705, 2634420, 3168940, 3644281, 4753410, 7288562, 9506820, 10932843, 14577124, 18221405, 21865686, 36442810, 43731372, 54664215, 72885620, 109328430, 218656860]

約数ペア:

[(1, 218656860), (2, 109328430), (3, 72885620), (4, 54664215), (5, 43731372), (6, 36442810), (10, 21865686), (12, 18221405), (15, 14577124), (20, 10932843), (23, 9506820), (30, 7288562), (46, 4753410), (60, 3644281), (69, 3168940), (83, 2634420), (92, 2376705), (115, 1901364), (138, 1584470), (166, 1317210), (230, 950682), (249, 878140), (276, 792235), (332, 658605), (345, 633788), (415, 526884), (460, 475341), (498, 439070), (529, 413340), (690, 316894), (830, 263442), (996, 219535), (1058, 206670), (1245, 175628), (1380, 158447), (1587, 137780), (1660, 131721), (1909, 114540), (2116, 103335), (2490, 87814), (2645, 82668), (3174, 68890), (3818, 57270), (4980, 43907), (5290, 41334), (5727, 38180), (6348, 34445), (6889, 31740), (7636, 28635), (7935, 27556), (9545, 22908), (10580, 20667), (11454, 19090), (13778, 15870)]