281126888

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{193}}^1$

素因数の和:299

約数の個数: 96

約数和(自身を含む): 655099200

約数和(自身を除く): 373972312

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 37, 38, 56, 74, 76, 133, 148, 152, 193, 259, 266, 296, 386, 518, 532, 703, 772, 1036, 1064, 1351, 1369, 1406, 1544, 2072, 2702, 2738, 2812, 3667, 4921, 5404, 5476, 5624, 7141, 7334, 9583, 9842, 10808, 10952, 14282, 14668, 19166, 19684, 25669, 26011, 28564, 29336, 38332, 39368, 49987, 51338, 52022, 57128, 76664, 99974, 102676, 104044, 135679, 182077, 199948, 205352, 208088, 264217, 271358, 364154, 399896, 528434, 542716, 728308, 949753, 1056868, 1085432, 1456616, 1849519, 1899506, 2113736, 3699038, 3799012, 5020123, 7398076, 7598024, 10040246, 14796152, 20080492, 35140861, 40160984, 70281722, 140563444, 281126888]

約数ペア:

[(1, 281126888), (2, 140563444), (4, 70281722), (7, 40160984), (8, 35140861), (14, 20080492), (19, 14796152), (28, 10040246), (37, 7598024), (38, 7398076), (56, 5020123), (74, 3799012), (76, 3699038), (133, 2113736), (148, 1899506), (152, 1849519), (193, 1456616), (259, 1085432), (266, 1056868), (296, 949753), (386, 728308), (518, 542716), (532, 528434), (703, 399896), (772, 364154), (1036, 271358), (1064, 264217), (1351, 208088), (1369, 205352), (1406, 199948), (1544, 182077), (2072, 135679), (2702, 104044), (2738, 102676), (2812, 99974), (3667, 76664), (4921, 57128), (5404, 52022), (5476, 51338), (5624, 49987), (7141, 39368), (7334, 38332), (9583, 29336), (9842, 28564), (10808, 26011), (10952, 25669), (14282, 19684), (14668, 19166)]