206827280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{2423}}^1$

素因数の和:2544

約数の個数: 80

約数和(自身を含む): 530216064

約数和(自身を除く): 323388784

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 97, 110, 176, 194, 220, 388, 440, 485, 776, 880, 970, 1067, 1552, 1940, 2134, 2423, 3880, 4268, 4846, 5335, 7760, 8536, 9692, 10670, 12115, 17072, 19384, 21340, 24230, 26653, 38768, 42680, 48460, 53306, 85360, 96920, 106612, 133265, 193840, 213224, 235031, 266530, 426448, 470062, 533060, 940124, 1066120, 1175155, 1880248, 2132240, 2350310, 2585341, 3760496, 4700620, 5170682, 9401240, 10341364, 12926705, 18802480, 20682728, 25853410, 41365456, 51706820, 103413640, 206827280]

約数ペア:

[(1, 206827280), (2, 103413640), (4, 51706820), (5, 41365456), (8, 25853410), (10, 20682728), (11, 18802480), (16, 12926705), (20, 10341364), (22, 9401240), (40, 5170682), (44, 4700620), (55, 3760496), (80, 2585341), (88, 2350310), (97, 2132240), (110, 1880248), (176, 1175155), (194, 1066120), (220, 940124), (388, 533060), (440, 470062), (485, 426448), (776, 266530), (880, 235031), (970, 213224), (1067, 193840), (1552, 133265), (1940, 106612), (2134, 96920), (2423, 85360), (3880, 53306), (4268, 48460), (4846, 42680), (5335, 38768), (7760, 26653), (8536, 24230), (9692, 21340), (10670, 19384), (12115, 17072)]