1640984814

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{60017}}^1$

素因数の和:60070

約数の個数: 72

約数和(自身を含む): 4269440448

約数和(自身を除く): 2628455634

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 49, 62, 63, 93, 98, 126, 147, 186, 217, 279, 294, 434, 441, 558, 651, 882, 1302, 1519, 1953, 3038, 3906, 4557, 9114, 13671, 27342, 60017, 120034, 180051, 360102, 420119, 540153, 840238, 1080306, 1260357, 1860527, 2520714, 2940833, 3721054, 3781071, 5581581, 5881666, 7562142, 8822499, 11163162, 13023689, 16744743, 17644998, 26047378, 26467497, 33489486, 39071067, 52934994, 78142134, 91165823, 117213201, 182331646, 234426402, 273497469, 546994938, 820492407, 1640984814]

約数ペア:

[(1, 1640984814), (2, 820492407), (3, 546994938), (6, 273497469), (7, 234426402), (9, 182331646), (14, 117213201), (18, 91165823), (21, 78142134), (31, 52934994), (42, 39071067), (49, 33489486), (62, 26467497), (63, 26047378), (93, 17644998), (98, 16744743), (126, 13023689), (147, 11163162), (186, 8822499), (217, 7562142), (279, 5881666), (294, 5581581), (434, 3781071), (441, 3721054), (558, 2940833), (651, 2520714), (882, 1860527), (1302, 1260357), (1519, 1080306), (1953, 840238), (3038, 540153), (3906, 420119), (4557, 360102), (9114, 180051), (13671, 120034), (27342, 60017)]