256324980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{3181}}^1$

素因数の和:3289

約数の個数: 96

約数和(自身を含む): 769789440

約数和(自身を除く): 513464460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 79, 85, 102, 158, 170, 204, 237, 255, 316, 340, 395, 474, 510, 790, 948, 1020, 1185, 1343, 1580, 2370, 2686, 3181, 4029, 4740, 5372, 6362, 6715, 8058, 9543, 12724, 13430, 15905, 16116, 19086, 20145, 26860, 31810, 38172, 40290, 47715, 54077, 63620, 80580, 95430, 108154, 162231, 190860, 216308, 251299, 270385, 324462, 502598, 540770, 648924, 753897, 811155, 1005196, 1081540, 1256495, 1507794, 1622310, 2512990, 3015588, 3244620, 3769485, 4272083, 5025980, 7538970, 8544166, 12816249, 15077940, 17088332, 21360415, 25632498, 42720830, 51264996, 64081245, 85441660, 128162490, 256324980]

約数ペア:

[(1, 256324980), (2, 128162490), (3, 85441660), (4, 64081245), (5, 51264996), (6, 42720830), (10, 25632498), (12, 21360415), (15, 17088332), (17, 15077940), (20, 12816249), (30, 8544166), (34, 7538970), (51, 5025980), (60, 4272083), (68, 3769485), (79, 3244620), (85, 3015588), (102, 2512990), (158, 1622310), (170, 1507794), (204, 1256495), (237, 1081540), (255, 1005196), (316, 811155), (340, 753897), (395, 648924), (474, 540770), (510, 502598), (790, 324462), (948, 270385), (1020, 251299), (1185, 216308), (1343, 190860), (1580, 162231), (2370, 108154), (2686, 95430), (3181, 80580), (4029, 63620), (4740, 54077), (5372, 47715), (6362, 40290), (6715, 38172), (8058, 31810), (9543, 26860), (12724, 20145), (13430, 19086), (15905, 16116)]