7709440

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1$

素因数の和:357

約数の個数: 72

約数和(自身を含む): 19499760

約数和(自身を除く): 11790320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 317, 320, 380, 608, 634, 640, 760, 1216, 1268, 1280, 1520, 1585, 2432, 2536, 3040, 3170, 4864, 5072, 6023, 6080, 6340, 10144, 12046, 12160, 12680, 20288, 24092, 24320, 25360, 30115, 40576, 48184, 50720, 60230, 81152, 96368, 101440, 120460, 192736, 202880, 240920, 385472, 405760, 481840, 770944, 963680, 1541888, 1927360, 3854720, 7709440]

約数ペア:

[(1, 7709440), (2, 3854720), (4, 1927360), (5, 1541888), (8, 963680), (10, 770944), (16, 481840), (19, 405760), (20, 385472), (32, 240920), (38, 202880), (40, 192736), (64, 120460), (76, 101440), (80, 96368), (95, 81152), (128, 60230), (152, 50720), (160, 48184), (190, 40576), (256, 30115), (304, 25360), (317, 24320), (320, 24092), (380, 20288), (608, 12680), (634, 12160), (640, 12046), (760, 10144), (1216, 6340), (1268, 6080), (1280, 6023), (1520, 5072), (1585, 4864), (2432, 3170), (2536, 3040)]