89463220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:270

約数の個数: 144

約数和(自身を含む): 245222208

約数和(自身を除く): 155758988

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 43, 44, 49, 55, 70, 77, 86, 98, 110, 140, 154, 172, 193, 196, 215, 220, 245, 301, 308, 385, 386, 430, 473, 490, 539, 602, 770, 772, 860, 946, 965, 980, 1078, 1204, 1351, 1505, 1540, 1892, 1930, 2107, 2123, 2156, 2365, 2695, 2702, 3010, 3311, 3860, 4214, 4246, 4730, 5390, 5404, 6020, 6622, 6755, 8299, 8428, 8492, 9457, 9460, 10535, 10615, 10780, 13244, 13510, 14861, 16555, 16598, 18914, 21070, 21230, 23177, 27020, 29722, 33110, 33196, 37828, 41495, 42140, 42460, 46354, 47285, 58093, 59444, 66220, 74305, 82990, 91289, 92708, 94570, 104027, 115885, 116186, 148610, 165980, 182578, 189140, 208054, 231770, 232372, 290465, 297220, 365156, 406651, 416108, 456445, 463540, 520135, 580930, 639023, 813302, 912890, 1040270, 1161860, 1278046, 1626604, 1825780, 2033255, 2080540, 2556092, 3195115, 4066510, 4473161, 6390230, 8133020, 8946322, 12780460, 17892644, 22365805, 44731610, 89463220]

約数ペア:

[(1, 89463220), (2, 44731610), (4, 22365805), (5, 17892644), (7, 12780460), (10, 8946322), (11, 8133020), (14, 6390230), (20, 4473161), (22, 4066510), (28, 3195115), (35, 2556092), (43, 2080540), (44, 2033255), (49, 1825780), (55, 1626604), (70, 1278046), (77, 1161860), (86, 1040270), (98, 912890), (110, 813302), (140, 639023), (154, 580930), (172, 520135), (193, 463540), (196, 456445), (215, 416108), (220, 406651), (245, 365156), (301, 297220), (308, 290465), (385, 232372), (386, 231770), (430, 208054), (473, 189140), (490, 182578), (539, 165980), (602, 148610), (770, 116186), (772, 115885), (860, 104027), (946, 94570), (965, 92708), (980, 91289), (1078, 82990), (1204, 74305), (1351, 66220), (1505, 59444), (1540, 58093), (1892, 47285), (1930, 46354), (2107, 42460), (2123, 42140), (2156, 41495), (2365, 37828), (2695, 33196), (2702, 33110), (3010, 29722), (3311, 27020), (3860, 23177), (4214, 21230), (4246, 21070), (4730, 18914), (5390, 16598), (5404, 16555), (6020, 14861), (6622, 13510), (6755, 13244), (8299, 10780), (8428, 10615), (8492, 10535), (9457, 9460)]