278319912

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{2129}}^1$

素因数の和:2570

約数の個数: 64

約数和(自身を含む): 751464000

約数和(自身を除く): 473144088

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 419, 838, 1257, 1676, 2129, 2514, 3352, 4258, 5028, 5447, 6387, 8516, 10056, 10894, 12774, 16341, 17032, 21788, 25548, 27677, 32682, 43576, 51096, 55354, 65364, 83031, 110708, 130728, 166062, 221416, 332124, 664248, 892051, 1784102, 2676153, 3568204, 5352306, 7136408, 10704612, 11596663, 21409224, 23193326, 34789989, 46386652, 69579978, 92773304, 139159956, 278319912]

約数ペア:

[(1, 278319912), (2, 139159956), (3, 92773304), (4, 69579978), (6, 46386652), (8, 34789989), (12, 23193326), (13, 21409224), (24, 11596663), (26, 10704612), (39, 7136408), (52, 5352306), (78, 3568204), (104, 2676153), (156, 1784102), (312, 892051), (419, 664248), (838, 332124), (1257, 221416), (1676, 166062), (2129, 130728), (2514, 110708), (3352, 83031), (4258, 65364), (5028, 55354), (5447, 51096), (6387, 43576), (8516, 32682), (10056, 27677), (10894, 25548), (12774, 21788), (16341, 17032)]