89416620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{1087}}^1$

素因数の和:1559

約数の個数: 72

約数和(自身を含む): 272073984

約数和(自身を除く): 182657364

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 457, 914, 1087, 1371, 1828, 2174, 2285, 2742, 3261, 4113, 4348, 4570, 5435, 5484, 6522, 6855, 8226, 9140, 9783, 10870, 13044, 13710, 16305, 16452, 19566, 20565, 21740, 27420, 32610, 39132, 41130, 48915, 65220, 82260, 97830, 195660, 496759, 993518, 1490277, 1987036, 2483795, 2980554, 4470831, 4967590, 5961108, 7451385, 8941662, 9935180, 14902770, 17883324, 22354155, 29805540, 44708310, 89416620]

約数ペア:

[(1, 89416620), (2, 44708310), (3, 29805540), (4, 22354155), (5, 17883324), (6, 14902770), (9, 9935180), (10, 8941662), (12, 7451385), (15, 5961108), (18, 4967590), (20, 4470831), (30, 2980554), (36, 2483795), (45, 1987036), (60, 1490277), (90, 993518), (180, 496759), (457, 195660), (914, 97830), (1087, 82260), (1371, 65220), (1828, 48915), (2174, 41130), (2285, 39132), (2742, 32610), (3261, 27420), (4113, 21740), (4348, 20565), (4570, 19566), (5435, 16452), (5484, 16305), (6522, 13710), (6855, 13044), (8226, 10870), (9140, 9783)]