220584

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:130

約数の個数: 64

約数和(自身を含む): 685440

約数和(自身を除く): 464856

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 101, 104, 156, 168, 182, 202, 273, 303, 312, 364, 404, 546, 606, 707, 728, 808, 1092, 1212, 1313, 1414, 2121, 2184, 2424, 2626, 2828, 3939, 4242, 5252, 5656, 7878, 8484, 9191, 10504, 15756, 16968, 18382, 27573, 31512, 36764, 55146, 73528, 110292, 220584]

約数ペア:

[(1, 220584), (2, 110292), (3, 73528), (4, 55146), (6, 36764), (7, 31512), (8, 27573), (12, 18382), (13, 16968), (14, 15756), (21, 10504), (24, 9191), (26, 8484), (28, 7878), (39, 5656), (42, 5252), (52, 4242), (56, 3939), (78, 2828), (84, 2626), (91, 2424), (101, 2184), (104, 2121), (156, 1414), (168, 1313), (182, 1212), (202, 1092), (273, 808), (303, 728), (312, 707), (364, 606), (404, 546)]