205814916

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{179}}^1$

素因数の和:290

約数の個数: 108

約数和(自身を含む): 564454800

約数和(自身を除く): 358639884

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 41, 57, 76, 82, 114, 123, 164, 171, 179, 228, 246, 342, 358, 369, 492, 537, 684, 716, 738, 779, 1074, 1476, 1558, 1611, 1681, 2148, 2337, 3116, 3222, 3362, 3401, 4674, 5043, 6444, 6724, 6802, 7011, 7339, 9348, 10086, 10203, 13604, 14022, 14678, 15129, 20172, 20406, 22017, 28044, 29356, 30258, 30609, 31939, 40812, 44034, 60516, 61218, 63878, 66051, 88068, 95817, 122436, 127756, 132102, 139441, 191634, 264204, 278882, 287451, 300899, 383268, 418323, 557764, 574902, 601798, 836646, 902697, 1149804, 1203596, 1254969, 1673292, 1805394, 2509938, 2708091, 3610788, 5019876, 5416182, 5717081, 10832364, 11434162, 17151243, 22868324, 34302486, 51453729, 68604972, 102907458, 205814916]

約数ペア:

[(1, 205814916), (2, 102907458), (3, 68604972), (4, 51453729), (6, 34302486), (9, 22868324), (12, 17151243), (18, 11434162), (19, 10832364), (36, 5717081), (38, 5416182), (41, 5019876), (57, 3610788), (76, 2708091), (82, 2509938), (114, 1805394), (123, 1673292), (164, 1254969), (171, 1203596), (179, 1149804), (228, 902697), (246, 836646), (342, 601798), (358, 574902), (369, 557764), (492, 418323), (537, 383268), (684, 300899), (716, 287451), (738, 278882), (779, 264204), (1074, 191634), (1476, 139441), (1558, 132102), (1611, 127756), (1681, 122436), (2148, 95817), (2337, 88068), (3116, 66051), (3222, 63878), (3362, 61218), (3401, 60516), (4674, 44034), (5043, 40812), (6444, 31939), (6724, 30609), (6802, 30258), (7011, 29356), (7339, 28044), (9348, 22017), (10086, 20406), (10203, 20172), (13604, 15129), (14022, 14678)]