212189104

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{359}}^1$

素因数の和:478

約数の個数: 80

約数和(自身を含む): 455595840

約数和(自身を除く): 243406736

約数列:

[1, 2, 4, 8, 16, 17, 34, 41, 53, 68, 82, 106, 136, 164, 212, 272, 328, 359, 424, 656, 697, 718, 848, 901, 1394, 1436, 1802, 2173, 2788, 2872, 3604, 4346, 5576, 5744, 6103, 7208, 8692, 11152, 12206, 14416, 14719, 17384, 19027, 24412, 29438, 34768, 36941, 38054, 48824, 58876, 73882, 76108, 97648, 117752, 147764, 152216, 235504, 250223, 295528, 304432, 323459, 500446, 591056, 646918, 780107, 1000892, 1293836, 1560214, 2001784, 2587672, 3120428, 4003568, 5175344, 6240856, 12481712, 13261819, 26523638, 53047276, 106094552, 212189104]

約数ペア:

[(1, 212189104), (2, 106094552), (4, 53047276), (8, 26523638), (16, 13261819), (17, 12481712), (34, 6240856), (41, 5175344), (53, 4003568), (68, 3120428), (82, 2587672), (106, 2001784), (136, 1560214), (164, 1293836), (212, 1000892), (272, 780107), (328, 646918), (359, 591056), (424, 500446), (656, 323459), (697, 304432), (718, 295528), (848, 250223), (901, 235504), (1394, 152216), (1436, 147764), (1802, 117752), (2173, 97648), (2788, 76108), (2872, 73882), (3604, 58876), (4346, 48824), (5576, 38054), (5744, 36941), (6103, 34768), (7208, 29438), (8692, 24412), (11152, 19027), (12206, 17384), (14416, 14719)]