81533484

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{599}}^1$

素因数の和:827

約数の個数: 72

約数和(自身を含む): 218400000

約数和(自身を除く): 136866516

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 199, 228, 342, 398, 597, 599, 684, 796, 1194, 1198, 1791, 1797, 2388, 2396, 3582, 3594, 3781, 5391, 7164, 7188, 7562, 10782, 11343, 11381, 15124, 21564, 22686, 22762, 34029, 34143, 45372, 45524, 68058, 68286, 102429, 119201, 136116, 136572, 204858, 238402, 357603, 409716, 476804, 715206, 1072809, 1430412, 2145618, 2264819, 4291236, 4529638, 6794457, 9059276, 13588914, 20383371, 27177828, 40766742, 81533484]

約数ペア:

[(1, 81533484), (2, 40766742), (3, 27177828), (4, 20383371), (6, 13588914), (9, 9059276), (12, 6794457), (18, 4529638), (19, 4291236), (36, 2264819), (38, 2145618), (57, 1430412), (76, 1072809), (114, 715206), (171, 476804), (199, 409716), (228, 357603), (342, 238402), (398, 204858), (597, 136572), (599, 136116), (684, 119201), (796, 102429), (1194, 68286), (1198, 68058), (1791, 45524), (1797, 45372), (2388, 34143), (2396, 34029), (3582, 22762), (3594, 22686), (3781, 21564), (5391, 15124), (7164, 11381), (7188, 11343), (7562, 10782)]