1640548056

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1\times {\mathrm{431}}^1$

素因数の和:749

約数の個数: 128

約数和(自身を含む): 4760985600

約数和(自身を除く): 3120437544

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 139, 163, 168, 278, 326, 417, 431, 489, 556, 652, 834, 862, 973, 978, 1112, 1141, 1293, 1304, 1668, 1724, 1946, 1956, 2282, 2586, 2919, 3017, 3336, 3423, 3448, 3892, 3912, 4564, 5172, 5838, 6034, 6846, 7784, 9051, 9128, 10344, 11676, 12068, 13692, 18102, 22657, 23352, 24136, 27384, 36204, 45314, 59909, 67971, 70253, 72408, 90628, 119818, 135942, 140506, 158599, 179727, 181256, 210759, 239636, 271884, 281012, 317198, 359454, 419363, 421518, 475797, 479272, 491771, 543768, 562024, 634396, 718908, 838726, 843036, 951594, 983542, 1258089, 1268792, 1437816, 1475313, 1677452, 1686072, 1903188, 1967084, 2516178, 2950626, 3354904, 3806376, 3934168, 5032356, 5901252, 9765167, 10064712, 11802504, 19530334, 29295501, 39060668, 58591002, 68356169, 78121336, 117182004, 136712338, 205068507, 234364008, 273424676, 410137014, 546849352, 820274028, 1640548056]

約数ペア:

[(1, 1640548056), (2, 820274028), (3, 546849352), (4, 410137014), (6, 273424676), (7, 234364008), (8, 205068507), (12, 136712338), (14, 117182004), (21, 78121336), (24, 68356169), (28, 58591002), (42, 39060668), (56, 29295501), (84, 19530334), (139, 11802504), (163, 10064712), (168, 9765167), (278, 5901252), (326, 5032356), (417, 3934168), (431, 3806376), (489, 3354904), (556, 2950626), (652, 2516178), (834, 1967084), (862, 1903188), (973, 1686072), (978, 1677452), (1112, 1475313), (1141, 1437816), (1293, 1268792), (1304, 1258089), (1668, 983542), (1724, 951594), (1946, 843036), (1956, 838726), (2282, 718908), (2586, 634396), (2919, 562024), (3017, 543768), (3336, 491771), (3423, 479272), (3448, 475797), (3892, 421518), (3912, 419363), (4564, 359454), (5172, 317198), (5838, 281012), (6034, 271884), (6846, 239636), (7784, 210759), (9051, 181256), (9128, 179727), (10344, 158599), (11676, 140506), (12068, 135942), (13692, 119818), (18102, 90628), (22657, 72408), (23352, 70253), (24136, 67971), (27384, 59909), (36204, 45314)]