87684520

素因数分解:

$2^3\times 5^1\times 7^4\times {\mathrm{11}}^1\times {\mathrm{83}}^1$

素因数の和:133

約数の個数: 160

約数和(自身を含む): 254106720

約数和(自身を除く): 166422200

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 83, 88, 98, 110, 140, 154, 166, 196, 220, 245, 280, 308, 332, 343, 385, 392, 415, 440, 490, 539, 581, 616, 664, 686, 770, 830, 913, 980, 1078, 1162, 1372, 1540, 1660, 1715, 1826, 1960, 2156, 2324, 2401, 2695, 2744, 2905, 3080, 3320, 3430, 3652, 3773, 4067, 4312, 4565, 4648, 4802, 5390, 5810, 6391, 6860, 7304, 7546, 8134, 9130, 9604, 10780, 11620, 12005, 12782, 13720, 15092, 16268, 18260, 18865, 19208, 20335, 21560, 23240, 24010, 25564, 26411, 28469, 30184, 31955, 32536, 36520, 37730, 40670, 44737, 48020, 51128, 52822, 56938, 63910, 75460, 81340, 89474, 96040, 105644, 113876, 127820, 132055, 142345, 150920, 162680, 178948, 199283, 211288, 223685, 227752, 255640, 264110, 284690, 313159, 357896, 398566, 447370, 528220, 569380, 626318, 797132, 894740, 996415, 1056440, 1138760, 1252636, 1565795, 1594264, 1789480, 1992830, 2192113, 2505272, 3131590, 3985660, 4384226, 6263180, 7971320, 8768452, 10960565, 12526360, 17536904, 21921130, 43842260, 87684520]

約数ペア:

[(1, 87684520), (2, 43842260), (4, 21921130), (5, 17536904), (7, 12526360), (8, 10960565), (10, 8768452), (11, 7971320), (14, 6263180), (20, 4384226), (22, 3985660), (28, 3131590), (35, 2505272), (40, 2192113), (44, 1992830), (49, 1789480), (55, 1594264), (56, 1565795), (70, 1252636), (77, 1138760), (83, 1056440), (88, 996415), (98, 894740), (110, 797132), (140, 626318), (154, 569380), (166, 528220), (196, 447370), (220, 398566), (245, 357896), (280, 313159), (308, 284690), (332, 264110), (343, 255640), (385, 227752), (392, 223685), (415, 211288), (440, 199283), (490, 178948), (539, 162680), (581, 150920), (616, 142345), (664, 132055), (686, 127820), (770, 113876), (830, 105644), (913, 96040), (980, 89474), (1078, 81340), (1162, 75460), (1372, 63910), (1540, 56938), (1660, 52822), (1715, 51128), (1826, 48020), (1960, 44737), (2156, 40670), (2324, 37730), (2401, 36520), (2695, 32536), (2744, 31955), (2905, 30184), (3080, 28469), (3320, 26411), (3430, 25564), (3652, 24010), (3773, 23240), (4067, 21560), (4312, 20335), (4565, 19208), (4648, 18865), (4802, 18260), (5390, 16268), (5810, 15092), (6391, 13720), (6860, 12782), (7304, 12005), (7546, 11620), (8134, 10780), (9130, 9604)]