2149407180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{787}}^1\times {\mathrm{15173}}^1$

素因数の和:15975

約数の個数: 72

約数和(自身を含む): 6528583152

約数和(自身を除く): 4379175972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 787, 1574, 2361, 3148, 3935, 4722, 7083, 7870, 9444, 11805, 14166, 15173, 15740, 23610, 28332, 30346, 35415, 45519, 47220, 60692, 70830, 75865, 91038, 136557, 141660, 151730, 182076, 227595, 273114, 303460, 455190, 546228, 682785, 910380, 1365570, 2731140, 11941151, 23882302, 35823453, 47764604, 59705755, 71646906, 107470359, 119411510, 143293812, 179117265, 214940718, 238823020, 358234530, 429881436, 537351795, 716469060, 1074703590, 2149407180]

約数ペア:

[(1, 2149407180), (2, 1074703590), (3, 716469060), (4, 537351795), (5, 429881436), (6, 358234530), (9, 238823020), (10, 214940718), (12, 179117265), (15, 143293812), (18, 119411510), (20, 107470359), (30, 71646906), (36, 59705755), (45, 47764604), (60, 35823453), (90, 23882302), (180, 11941151), (787, 2731140), (1574, 1365570), (2361, 910380), (3148, 682785), (3935, 546228), (4722, 455190), (7083, 303460), (7870, 273114), (9444, 227595), (11805, 182076), (14166, 151730), (15173, 141660), (15740, 136557), (23610, 91038), (28332, 75865), (30346, 70830), (35415, 60692), (45519, 47220)]