28235280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1657}}^1$

素因数の和:1744

約数の個数: 80

約数和(自身を含む): 88815744

約数和(自身を除く): 60580464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 284, 355, 426, 568, 710, 852, 1065, 1136, 1420, 1657, 1704, 2130, 2840, 3314, 3408, 4260, 4971, 5680, 6628, 8285, 8520, 9942, 13256, 16570, 17040, 19884, 24855, 26512, 33140, 39768, 49710, 66280, 79536, 99420, 117647, 132560, 198840, 235294, 352941, 397680, 470588, 588235, 705882, 941176, 1176470, 1411764, 1764705, 1882352, 2352940, 2823528, 3529410, 4705880, 5647056, 7058820, 9411760, 14117640, 28235280]

約数ペア:

[(1, 28235280), (2, 14117640), (3, 9411760), (4, 7058820), (5, 5647056), (6, 4705880), (8, 3529410), (10, 2823528), (12, 2352940), (15, 1882352), (16, 1764705), (20, 1411764), (24, 1176470), (30, 941176), (40, 705882), (48, 588235), (60, 470588), (71, 397680), (80, 352941), (120, 235294), (142, 198840), (213, 132560), (240, 117647), (284, 99420), (355, 79536), (426, 66280), (568, 49710), (710, 39768), (852, 33140), (1065, 26512), (1136, 24855), (1420, 19884), (1657, 17040), (1704, 16570), (2130, 13256), (2840, 9942), (3314, 8520), (3408, 8285), (4260, 6628), (4971, 5680)]