280751016

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{128549}}^1$

素因数の和:128578

約数の個数: 64

約数和(自身を含む): 863856000

約数和(自身を除く): 583104984

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 312, 364, 546, 728, 1092, 2184, 128549, 257098, 385647, 514196, 771294, 899843, 1028392, 1542588, 1671137, 1799686, 2699529, 3085176, 3342274, 3599372, 5013411, 5399058, 6684548, 7198744, 10026822, 10798116, 11697959, 13369096, 20053644, 21596232, 23395918, 35093877, 40107288, 46791836, 70187754, 93583672, 140375508, 280751016]

約数ペア:

[(1, 280751016), (2, 140375508), (3, 93583672), (4, 70187754), (6, 46791836), (7, 40107288), (8, 35093877), (12, 23395918), (13, 21596232), (14, 20053644), (21, 13369096), (24, 11697959), (26, 10798116), (28, 10026822), (39, 7198744), (42, 6684548), (52, 5399058), (56, 5013411), (78, 3599372), (84, 3342274), (91, 3085176), (104, 2699529), (156, 1799686), (168, 1671137), (182, 1542588), (273, 1028392), (312, 899843), (364, 771294), (546, 514196), (728, 385647), (1092, 257098), (2184, 128549)]