56529990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{179}}^1$

素因数の和:243

約数の個数: 144

約数和(自身を含む): 168058800

約数和(自身を除く): 111528810

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 29, 30, 33, 45, 55, 58, 66, 87, 90, 99, 110, 121, 145, 165, 174, 179, 198, 242, 261, 290, 319, 330, 358, 363, 435, 495, 522, 537, 605, 638, 726, 870, 895, 957, 990, 1074, 1089, 1210, 1305, 1595, 1611, 1790, 1815, 1914, 1969, 2178, 2610, 2685, 2871, 3190, 3222, 3509, 3630, 3938, 4785, 5191, 5370, 5445, 5742, 5907, 7018, 8055, 9570, 9845, 10382, 10527, 10890, 11814, 14355, 15573, 16110, 17545, 17721, 19690, 21054, 21659, 25955, 28710, 29535, 31146, 31581, 35090, 35442, 43318, 46719, 51910, 52635, 57101, 59070, 63162, 64977, 77865, 88605, 93438, 105270, 108295, 114202, 129954, 155730, 157905, 171303, 177210, 194931, 216590, 233595, 285505, 315810, 324885, 342606, 389862, 467190, 513909, 571010, 628111, 649770, 856515, 974655, 1027818, 1256222, 1713030, 1884333, 1949310, 2569545, 3140555, 3768666, 5139090, 5652999, 6281110, 9421665, 11305998, 18843330, 28264995, 56529990]

約数ペア:

[(1, 56529990), (2, 28264995), (3, 18843330), (5, 11305998), (6, 9421665), (9, 6281110), (10, 5652999), (11, 5139090), (15, 3768666), (18, 3140555), (22, 2569545), (29, 1949310), (30, 1884333), (33, 1713030), (45, 1256222), (55, 1027818), (58, 974655), (66, 856515), (87, 649770), (90, 628111), (99, 571010), (110, 513909), (121, 467190), (145, 389862), (165, 342606), (174, 324885), (179, 315810), (198, 285505), (242, 233595), (261, 216590), (290, 194931), (319, 177210), (330, 171303), (358, 157905), (363, 155730), (435, 129954), (495, 114202), (522, 108295), (537, 105270), (605, 93438), (638, 88605), (726, 77865), (870, 64977), (895, 63162), (957, 59070), (990, 57101), (1074, 52635), (1089, 51910), (1210, 46719), (1305, 43318), (1595, 35442), (1611, 35090), (1790, 31581), (1815, 31146), (1914, 29535), (1969, 28710), (2178, 25955), (2610, 21659), (2685, 21054), (2871, 19690), (3190, 17721), (3222, 17545), (3509, 16110), (3630, 15573), (3938, 14355), (4785, 11814), (5191, 10890), (5370, 10527), (5445, 10382), (5742, 9845), (5907, 9570), (7018, 8055)]