128411280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{178349}}^1$

素因数の和:178368

約数の個数: 60

約数和(自身を含む): 431250300

約数和(自身を除く): 302839020

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 178349, 356698, 535047, 713396, 891745, 1070094, 1426792, 1605141, 1783490, 2140188, 2675235, 2853584, 3210282, 3566980, 4280376, 5350470, 6420564, 7133960, 8025705, 8560752, 10700940, 12841128, 14267920, 16051410, 21401880, 25682256, 32102820, 42803760, 64205640, 128411280]

約数ペア:

[(1, 128411280), (2, 64205640), (3, 42803760), (4, 32102820), (5, 25682256), (6, 21401880), (8, 16051410), (9, 14267920), (10, 12841128), (12, 10700940), (15, 8560752), (16, 8025705), (18, 7133960), (20, 6420564), (24, 5350470), (30, 4280376), (36, 3566980), (40, 3210282), (45, 2853584), (48, 2675235), (60, 2140188), (72, 1783490), (80, 1605141), (90, 1426792), (120, 1070094), (144, 891745), (180, 713396), (240, 535047), (360, 356698), (720, 178349)]