72040960

素因数分解:

$2^9\times 5^1\times {\mathrm{107}}^1\times {\mathrm{263}}^1$

素因数の和:393

約数の個数: 80

約数和(自身を含む): 175006656

約数和(自身を除く): 102965696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 107, 128, 160, 214, 256, 263, 320, 428, 512, 526, 535, 640, 856, 1052, 1070, 1280, 1315, 1712, 2104, 2140, 2560, 2630, 3424, 4208, 4280, 5260, 6848, 8416, 8560, 10520, 13696, 16832, 17120, 21040, 27392, 28141, 33664, 34240, 42080, 54784, 56282, 67328, 68480, 84160, 112564, 134656, 136960, 140705, 168320, 225128, 273920, 281410, 336640, 450256, 562820, 673280, 900512, 1125640, 1801024, 2251280, 3602048, 4502560, 7204096, 9005120, 14408192, 18010240, 36020480, 72040960]

約数ペア:

[(1, 72040960), (2, 36020480), (4, 18010240), (5, 14408192), (8, 9005120), (10, 7204096), (16, 4502560), (20, 3602048), (32, 2251280), (40, 1801024), (64, 1125640), (80, 900512), (107, 673280), (128, 562820), (160, 450256), (214, 336640), (256, 281410), (263, 273920), (320, 225128), (428, 168320), (512, 140705), (526, 136960), (535, 134656), (640, 112564), (856, 84160), (1052, 68480), (1070, 67328), (1280, 56282), (1315, 54784), (1712, 42080), (2104, 34240), (2140, 33664), (2560, 28141), (2630, 27392), (3424, 21040), (4208, 17120), (4280, 16832), (5260, 13696), (6848, 10520), (8416, 8560)]