220068856

素因数分解:

$2^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1\times {\mathrm{419}}^1$

素因数の和:628

約数の個数: 64

約数和(自身を含む): 482630400

約数和(自身を除く): 262561544

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 83, 113, 166, 226, 332, 419, 452, 581, 664, 791, 838, 904, 1162, 1582, 1676, 2324, 2933, 3164, 3352, 4648, 5866, 6328, 9379, 11732, 18758, 23464, 34777, 37516, 47347, 65653, 69554, 75032, 94694, 131306, 139108, 189388, 243439, 262612, 278216, 331429, 378776, 486878, 525224, 662858, 973756, 1325716, 1947512, 2651432, 3929801, 7859602, 15719204, 27508607, 31438408, 55017214, 110034428, 220068856]

約数ペア:

[(1, 220068856), (2, 110034428), (4, 55017214), (7, 31438408), (8, 27508607), (14, 15719204), (28, 7859602), (56, 3929801), (83, 2651432), (113, 1947512), (166, 1325716), (226, 973756), (332, 662858), (419, 525224), (452, 486878), (581, 378776), (664, 331429), (791, 278216), (838, 262612), (904, 243439), (1162, 189388), (1582, 139108), (1676, 131306), (2324, 94694), (2933, 75032), (3164, 69554), (3352, 65653), (4648, 47347), (5866, 37516), (6328, 34777), (9379, 23464), (11732, 18758)]