78056440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{25343}}^1$

素因数の和:25372

約数の個数: 64

約数和(自身を含む): 218972160

約数和(自身を除く): 140915720

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 25343, 50686, 101372, 126715, 177401, 202744, 253430, 278773, 354802, 506860, 557546, 709604, 887005, 1013720, 1115092, 1393865, 1419208, 1774010, 1951411, 2230184, 2787730, 3548020, 3902822, 5575460, 7096040, 7805644, 9757055, 11150920, 15611288, 19514110, 39028220, 78056440]

約数ペア:

[(1, 78056440), (2, 39028220), (4, 19514110), (5, 15611288), (7, 11150920), (8, 9757055), (10, 7805644), (11, 7096040), (14, 5575460), (20, 3902822), (22, 3548020), (28, 2787730), (35, 2230184), (40, 1951411), (44, 1774010), (55, 1419208), (56, 1393865), (70, 1115092), (77, 1013720), (88, 887005), (110, 709604), (140, 557546), (154, 506860), (220, 354802), (280, 278773), (308, 253430), (385, 202744), (440, 177401), (616, 126715), (770, 101372), (1540, 50686), (3080, 25343)]