1820744200

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{547}}^1$

素因数の和:680

約数の個数: 192

約数和(自身を含む): 4953700800

約数和(自身を除く): 3132956600

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 25, 34, 40, 44, 50, 55, 68, 85, 88, 89, 100, 110, 136, 170, 178, 187, 200, 220, 275, 340, 356, 374, 425, 440, 445, 547, 550, 680, 712, 748, 850, 890, 935, 979, 1094, 1100, 1496, 1513, 1700, 1780, 1870, 1958, 2188, 2200, 2225, 2735, 3026, 3400, 3560, 3740, 3916, 4376, 4450, 4675, 4895, 5470, 6017, 6052, 7480, 7565, 7832, 8900, 9299, 9350, 9790, 10940, 12034, 12104, 13675, 15130, 16643, 17800, 18598, 18700, 19580, 21880, 24068, 24475, 27350, 30085, 30260, 33286, 37196, 37400, 37825, 39160, 46495, 48136, 48683, 48950, 54700, 60170, 60520, 66572, 74392, 75650, 83215, 92990, 97366, 97900, 102289, 109400, 120340, 133144, 150425, 151300, 166430, 185980, 194732, 195800, 204578, 232475, 240680, 243415, 300850, 302600, 332860, 371960, 389464, 409156, 416075, 464950, 486830, 511445, 535513, 601700, 665720, 818312, 827611, 832150, 929900, 973660, 1022890, 1071026, 1203400, 1217075, 1655222, 1664300, 1859800, 1947320, 2045780, 2142052, 2434150, 2557225, 2677565, 3310444, 3328600, 4091560, 4138055, 4284104, 4868300, 5114450, 5355130, 6620888, 8276110, 9103721, 9736600, 10228900, 10710260, 13387825, 16552220, 18207442, 20457800, 20690275, 21420520, 26775650, 33104440, 36414884, 41380550, 45518605, 53551300, 72829768, 82761100, 91037210, 107102600, 165522200, 182074420, 227593025, 364148840, 455186050, 910372100, 1820744200]

約数ペア:

[(1, 1820744200), (2, 910372100), (4, 455186050), (5, 364148840), (8, 227593025), (10, 182074420), (11, 165522200), (17, 107102600), (20, 91037210), (22, 82761100), (25, 72829768), (34, 53551300), (40, 45518605), (44, 41380550), (50, 36414884), (55, 33104440), (68, 26775650), (85, 21420520), (88, 20690275), (89, 20457800), (100, 18207442), (110, 16552220), (136, 13387825), (170, 10710260), (178, 10228900), (187, 9736600), (200, 9103721), (220, 8276110), (275, 6620888), (340, 5355130), (356, 5114450), (374, 4868300), (425, 4284104), (440, 4138055), (445, 4091560), (547, 3328600), (550, 3310444), (680, 2677565), (712, 2557225), (748, 2434150), (850, 2142052), (890, 2045780), (935, 1947320), (979, 1859800), (1094, 1664300), (1100, 1655222), (1496, 1217075), (1513, 1203400), (1700, 1071026), (1780, 1022890), (1870, 973660), (1958, 929900), (2188, 832150), (2200, 827611), (2225, 818312), (2735, 665720), (3026, 601700), (3400, 535513), (3560, 511445), (3740, 486830), (3916, 464950), (4376, 416075), (4450, 409156), (4675, 389464), (4895, 371960), (5470, 332860), (6017, 302600), (6052, 300850), (7480, 243415), (7565, 240680), (7832, 232475), (8900, 204578), (9299, 195800), (9350, 194732), (9790, 185980), (10940, 166430), (12034, 151300), (12104, 150425), (13675, 133144), (15130, 120340), (16643, 109400), (17800, 102289), (18598, 97900), (18700, 97366), (19580, 92990), (21880, 83215), (24068, 75650), (24475, 74392), (27350, 66572), (30085, 60520), (30260, 60170), (33286, 54700), (37196, 48950), (37400, 48683), (37825, 48136), (39160, 46495)]