289701072

素因数分解:

$2^4\times 3^2\times {\mathrm{109}}^1\times {\mathrm{18457}}^1$

素因数の和:18580

約数の個数: 60

約数和(自身を含む): 818243140

約数和(自身を除く): 528542068

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 109, 144, 218, 327, 436, 654, 872, 981, 1308, 1744, 1962, 2616, 3924, 5232, 7848, 15696, 18457, 36914, 55371, 73828, 110742, 147656, 166113, 221484, 295312, 332226, 442968, 664452, 885936, 1328904, 2011813, 2657808, 4023626, 6035439, 8047252, 12070878, 16094504, 18106317, 24141756, 32189008, 36212634, 48283512, 72425268, 96567024, 144850536, 289701072]

約数ペア:

[(1, 289701072), (2, 144850536), (3, 96567024), (4, 72425268), (6, 48283512), (8, 36212634), (9, 32189008), (12, 24141756), (16, 18106317), (18, 16094504), (24, 12070878), (36, 8047252), (48, 6035439), (72, 4023626), (109, 2657808), (144, 2011813), (218, 1328904), (327, 885936), (436, 664452), (654, 442968), (872, 332226), (981, 295312), (1308, 221484), (1744, 166113), (1962, 147656), (2616, 110742), (3924, 73828), (5232, 55371), (7848, 36914), (15696, 18457)]