280143408

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{343313}}^1$

素因数の和:343341

約数の個数: 40

約数和(自身を含む): 766276848

約数和(自身を除く): 486133440

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 343313, 686626, 1029939, 1373252, 2059878, 2746504, 4119756, 5493008, 5836321, 8239512, 11672642, 16479024, 17508963, 23345284, 35017926, 46690568, 70035852, 93381136, 140071704, 280143408]

約数ペア:

[(1, 280143408), (2, 140071704), (3, 93381136), (4, 70035852), (6, 46690568), (8, 35017926), (12, 23345284), (16, 17508963), (17, 16479024), (24, 11672642), (34, 8239512), (48, 5836321), (51, 5493008), (68, 4119756), (102, 2746504), (136, 2059878), (204, 1373252), (272, 1029939), (408, 686626), (816, 343313)]