1640761434

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{4079}}^1$

素因数の和:4297

約数の個数: 80

約数和(自身を含む): 3981035520

約数和(自身を除く): 2340274086

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 191, 234, 351, 382, 573, 702, 1053, 1146, 1719, 2106, 2483, 3438, 4079, 4966, 5157, 7449, 8158, 10314, 12237, 14898, 15471, 22347, 24474, 30942, 36711, 44694, 53027, 67041, 73422, 106054, 110133, 134082, 159081, 201123, 220266, 318162, 330399, 402246, 477243, 660798, 779089, 954486, 1431729, 1558178, 2337267, 2863458, 4295187, 4674534, 7011801, 8590374, 10128157, 14023602, 20256314, 21035403, 30384471, 42070806, 60768942, 63106209, 91153413, 126212418, 182306826, 273460239, 546920478, 820380717, 1640761434]

約数ペア:

[(1, 1640761434), (2, 820380717), (3, 546920478), (6, 273460239), (9, 182306826), (13, 126212418), (18, 91153413), (26, 63106209), (27, 60768942), (39, 42070806), (54, 30384471), (78, 21035403), (81, 20256314), (117, 14023602), (162, 10128157), (191, 8590374), (234, 7011801), (351, 4674534), (382, 4295187), (573, 2863458), (702, 2337267), (1053, 1558178), (1146, 1431729), (1719, 954486), (2106, 779089), (2483, 660798), (3438, 477243), (4079, 402246), (4966, 330399), (5157, 318162), (7449, 220266), (8158, 201123), (10314, 159081), (12237, 134082), (14898, 110133), (15471, 106054), (22347, 73422), (24474, 67041), (30942, 53027), (36711, 44694)]