164678868

素因数分解:

$2^2\times 3^2\times {\mathrm{127}}^1\times {\mathrm{181}}^1\times {\mathrm{199}}^1$

素因数の和:517

約数の個数: 72

約数和(自身を含む): 423987200

約数和(自身を除く): 259308332

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 127, 181, 199, 254, 362, 381, 398, 508, 543, 597, 724, 762, 796, 1086, 1143, 1194, 1524, 1629, 1791, 2172, 2286, 2388, 3258, 3582, 4572, 6516, 7164, 22987, 25273, 36019, 45974, 50546, 68961, 72038, 75819, 91948, 101092, 108057, 137922, 144076, 151638, 206883, 216114, 227457, 275844, 303276, 324171, 413766, 432228, 454914, 648342, 827532, 909828, 1296684, 4574413, 9148826, 13723239, 18297652, 27446478, 41169717, 54892956, 82339434, 164678868]

約数ペア:

[(1, 164678868), (2, 82339434), (3, 54892956), (4, 41169717), (6, 27446478), (9, 18297652), (12, 13723239), (18, 9148826), (36, 4574413), (127, 1296684), (181, 909828), (199, 827532), (254, 648342), (362, 454914), (381, 432228), (398, 413766), (508, 324171), (543, 303276), (597, 275844), (724, 227457), (762, 216114), (796, 206883), (1086, 151638), (1143, 144076), (1194, 137922), (1524, 108057), (1629, 101092), (1791, 91948), (2172, 75819), (2286, 72038), (2388, 68961), (3258, 50546), (3582, 45974), (4572, 36019), (6516, 25273), (7164, 22987)]