30998625

素因数分解:

$3^1\times 5^3\times 7^3\times {\mathrm{241}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 60403200

約数和(自身を除く): 29404575

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 125, 147, 175, 241, 245, 343, 375, 525, 723, 735, 875, 1029, 1205, 1225, 1687, 1715, 2625, 3615, 3675, 5061, 5145, 6025, 6125, 8435, 8575, 11809, 18075, 18375, 25305, 25725, 30125, 35427, 42175, 42875, 59045, 82663, 90375, 126525, 128625, 177135, 210875, 247989, 295225, 413315, 632625, 885675, 1239945, 1476125, 2066575, 4428375, 6199725, 10332875, 30998625]

約数ペア:

[(1, 30998625), (3, 10332875), (5, 6199725), (7, 4428375), (15, 2066575), (21, 1476125), (25, 1239945), (35, 885675), (49, 632625), (75, 413315), (105, 295225), (125, 247989), (147, 210875), (175, 177135), (241, 128625), (245, 126525), (343, 90375), (375, 82663), (525, 59045), (723, 42875), (735, 42175), (875, 35427), (1029, 30125), (1205, 25725), (1225, 25305), (1687, 18375), (1715, 18075), (2625, 11809), (3615, 8575), (3675, 8435), (5061, 6125), (5145, 6025)]