486341780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:413

約数の個数: 96

約数和(自身を含む): 1115474976

約数和(自身を除く): 629133196

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 53, 68, 85, 106, 137, 170, 197, 212, 265, 274, 340, 394, 530, 548, 685, 788, 901, 985, 1060, 1370, 1802, 1970, 2329, 2740, 3349, 3604, 3940, 4505, 4658, 6698, 7261, 9010, 9316, 10441, 11645, 13396, 14522, 16745, 18020, 20882, 23290, 26989, 29044, 33490, 36305, 41764, 46580, 52205, 53978, 66980, 72610, 104410, 107956, 123437, 134945, 145220, 177497, 208820, 246874, 269890, 354994, 458813, 493748, 539780, 617185, 709988, 887485, 917626, 1234370, 1430417, 1774970, 1835252, 2294065, 2468740, 2860834, 3549940, 4588130, 5721668, 7152085, 9176260, 14304170, 24317089, 28608340, 48634178, 97268356, 121585445, 243170890, 486341780]

約数ペア:

[(1, 486341780), (2, 243170890), (4, 121585445), (5, 97268356), (10, 48634178), (17, 28608340), (20, 24317089), (34, 14304170), (53, 9176260), (68, 7152085), (85, 5721668), (106, 4588130), (137, 3549940), (170, 2860834), (197, 2468740), (212, 2294065), (265, 1835252), (274, 1774970), (340, 1430417), (394, 1234370), (530, 917626), (548, 887485), (685, 709988), (788, 617185), (901, 539780), (985, 493748), (1060, 458813), (1370, 354994), (1802, 269890), (1970, 246874), (2329, 208820), (2740, 177497), (3349, 145220), (3604, 134945), (3940, 123437), (4505, 107956), (4658, 104410), (6698, 72610), (7261, 66980), (9010, 53978), (9316, 52205), (10441, 46580), (11645, 41764), (13396, 36305), (14522, 33490), (16745, 29044), (18020, 26989), (20882, 23290)]