1256143140

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{110771}}^1$

素因数の和:110799

約数の個数: 120

約数和(自身を含む): 4503546432

約数和(自身を除く): 3247403292

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 110771, 221542, 332313, 443084, 553855, 664626, 775397, 996939, 1107710, 1329252, 1550794, 1661565, 1993878, 2215420, 2326191, 2990817, 3101588, 3323130, 3876985, 3987756, 4652382, 4984695, 5981634, 6646260, 6978573, 7753970, 8972451, 9304764, 9969390, 11630955, 11963268, 13957146, 14954085, 15507940, 17944902, 19938780, 20935719, 23261910, 27914292, 29908170, 34892865, 35889804, 41871438, 44862255, 46523820, 59816340, 62807157, 69785730, 83742876, 89724510, 104678595, 125614314, 139571460, 179449020, 209357190, 251228628, 314035785, 418714380, 628071570, 1256143140]

約数ペア:

[(1, 1256143140), (2, 628071570), (3, 418714380), (4, 314035785), (5, 251228628), (6, 209357190), (7, 179449020), (9, 139571460), (10, 125614314), (12, 104678595), (14, 89724510), (15, 83742876), (18, 69785730), (20, 62807157), (21, 59816340), (27, 46523820), (28, 44862255), (30, 41871438), (35, 35889804), (36, 34892865), (42, 29908170), (45, 27914292), (54, 23261910), (60, 20935719), (63, 19938780), (70, 17944902), (81, 15507940), (84, 14954085), (90, 13957146), (105, 11963268), (108, 11630955), (126, 9969390), (135, 9304764), (140, 8972451), (162, 7753970), (180, 6978573), (189, 6646260), (210, 5981634), (252, 4984695), (270, 4652382), (315, 3987756), (324, 3876985), (378, 3323130), (405, 3101588), (420, 2990817), (540, 2326191), (567, 2215420), (630, 1993878), (756, 1661565), (810, 1550794), (945, 1329252), (1134, 1107710), (1260, 996939), (1620, 775397), (1890, 664626), (2268, 553855), (2835, 443084), (3780, 332313), (5670, 221542), (11340, 110771)]