286721208

素因数分解:

$2^3\times 3^4\times {\mathrm{421}}^1\times {\mathrm{1051}}^1$

素因数の和:1490

約数の個数: 80

約数和(自身を含む): 805758360

約数和(自身を除く): 519037152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 421, 648, 842, 1051, 1263, 1684, 2102, 2526, 3153, 3368, 3789, 4204, 5052, 6306, 7578, 8408, 9459, 10104, 11367, 12612, 15156, 18918, 22734, 25224, 28377, 30312, 34101, 37836, 45468, 56754, 68202, 75672, 85131, 90936, 113508, 136404, 170262, 227016, 272808, 340524, 442471, 681048, 884942, 1327413, 1769884, 2654826, 3539768, 3982239, 5309652, 7964478, 10619304, 11946717, 15928956, 23893434, 31857912, 35840151, 47786868, 71680302, 95573736, 143360604, 286721208]

約数ペア:

[(1, 286721208), (2, 143360604), (3, 95573736), (4, 71680302), (6, 47786868), (8, 35840151), (9, 31857912), (12, 23893434), (18, 15928956), (24, 11946717), (27, 10619304), (36, 7964478), (54, 5309652), (72, 3982239), (81, 3539768), (108, 2654826), (162, 1769884), (216, 1327413), (324, 884942), (421, 681048), (648, 442471), (842, 340524), (1051, 272808), (1263, 227016), (1684, 170262), (2102, 136404), (2526, 113508), (3153, 90936), (3368, 85131), (3789, 75672), (4204, 68202), (5052, 56754), (6306, 45468), (7578, 37836), (8408, 34101), (9459, 30312), (10104, 28377), (11367, 25224), (12612, 22734), (15156, 18918)]