15322120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{359}}^1$

素因数の和:478

約数の個数: 64

約数和(自身を含む): 38102400

約数和(自身を除く): 22780280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 97, 110, 194, 220, 359, 388, 440, 485, 718, 776, 970, 1067, 1436, 1795, 1940, 2134, 2872, 3590, 3880, 3949, 4268, 5335, 7180, 7898, 8536, 10670, 14360, 15796, 19745, 21340, 31592, 34823, 39490, 42680, 69646, 78980, 139292, 157960, 174115, 278584, 348230, 383053, 696460, 766106, 1392920, 1532212, 1915265, 3064424, 3830530, 7661060, 15322120]

約数ペア:

[(1, 15322120), (2, 7661060), (4, 3830530), (5, 3064424), (8, 1915265), (10, 1532212), (11, 1392920), (20, 766106), (22, 696460), (40, 383053), (44, 348230), (55, 278584), (88, 174115), (97, 157960), (110, 139292), (194, 78980), (220, 69646), (359, 42680), (388, 39490), (440, 34823), (485, 31592), (718, 21340), (776, 19745), (970, 15796), (1067, 14360), (1436, 10670), (1795, 8536), (1940, 7898), (2134, 7180), (2872, 5335), (3590, 4268), (3880, 3949)]