81464100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{383}}^1\times {\mathrm{709}}^1$

素因数の和:1109

約数の個数: 72

約数和(自身を含む): 236651520

約数和(自身を除く): 155187420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 383, 709, 766, 1149, 1418, 1532, 1915, 2127, 2298, 2836, 3545, 3830, 4254, 4596, 5745, 7090, 7660, 8508, 9575, 10635, 11490, 14180, 17725, 19150, 21270, 22980, 28725, 35450, 38300, 42540, 53175, 57450, 70900, 106350, 114900, 212700, 271547, 543094, 814641, 1086188, 1357735, 1629282, 2715470, 3258564, 4073205, 5430940, 6788675, 8146410, 13577350, 16292820, 20366025, 27154700, 40732050, 81464100]

約数ペア:

[(1, 81464100), (2, 40732050), (3, 27154700), (4, 20366025), (5, 16292820), (6, 13577350), (10, 8146410), (12, 6788675), (15, 5430940), (20, 4073205), (25, 3258564), (30, 2715470), (50, 1629282), (60, 1357735), (75, 1086188), (100, 814641), (150, 543094), (300, 271547), (383, 212700), (709, 114900), (766, 106350), (1149, 70900), (1418, 57450), (1532, 53175), (1915, 42540), (2127, 38300), (2298, 35450), (2836, 28725), (3545, 22980), (3830, 21270), (4254, 19150), (4596, 17725), (5745, 14180), (7090, 11490), (7660, 10635), (8508, 9575)]