388408680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2281}}^1$

素因数の和:2352

約数の個数: 192

約数和(自身を含む): 1409728320

約数和(自身を除く): 1021319640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 43, 44, 45, 55, 60, 66, 72, 86, 88, 90, 99, 110, 120, 129, 132, 165, 172, 180, 198, 215, 220, 258, 264, 330, 344, 360, 387, 396, 430, 440, 473, 495, 516, 645, 660, 774, 792, 860, 946, 990, 1032, 1290, 1320, 1419, 1548, 1720, 1892, 1935, 1980, 2281, 2365, 2580, 2838, 3096, 3784, 3870, 3960, 4257, 4562, 4730, 5160, 5676, 6843, 7095, 7740, 8514, 9124, 9460, 11352, 11405, 13686, 14190, 15480, 17028, 18248, 18920, 20529, 21285, 22810, 25091, 27372, 28380, 34056, 34215, 41058, 42570, 45620, 50182, 54744, 56760, 68430, 75273, 82116, 85140, 91240, 98083, 100364, 102645, 125455, 136860, 150546, 164232, 170280, 196166, 200728, 205290, 225819, 250910, 273720, 294249, 301092, 376365, 392332, 410580, 451638, 490415, 501820, 588498, 602184, 752730, 784664, 821160, 882747, 903276, 980830, 1003640, 1078913, 1129095, 1176996, 1471245, 1505460, 1765494, 1806552, 1961660, 2157826, 2258190, 2353992, 2942490, 3010920, 3236739, 3530988, 3923320, 4315652, 4413735, 4516380, 5394565, 5884980, 6473478, 7061976, 8631304, 8827470, 9032760, 9710217, 10789130, 11769960, 12946956, 16183695, 17654940, 19420434, 21578260, 25893912, 32367390, 35309880, 38840868, 43156520, 48551085, 64734780, 77681736, 97102170, 129469560, 194204340, 388408680]

約数ペア:

[(1, 388408680), (2, 194204340), (3, 129469560), (4, 97102170), (5, 77681736), (6, 64734780), (8, 48551085), (9, 43156520), (10, 38840868), (11, 35309880), (12, 32367390), (15, 25893912), (18, 21578260), (20, 19420434), (22, 17654940), (24, 16183695), (30, 12946956), (33, 11769960), (36, 10789130), (40, 9710217), (43, 9032760), (44, 8827470), (45, 8631304), (55, 7061976), (60, 6473478), (66, 5884980), (72, 5394565), (86, 4516380), (88, 4413735), (90, 4315652), (99, 3923320), (110, 3530988), (120, 3236739), (129, 3010920), (132, 2942490), (165, 2353992), (172, 2258190), (180, 2157826), (198, 1961660), (215, 1806552), (220, 1765494), (258, 1505460), (264, 1471245), (330, 1176996), (344, 1129095), (360, 1078913), (387, 1003640), (396, 980830), (430, 903276), (440, 882747), (473, 821160), (495, 784664), (516, 752730), (645, 602184), (660, 588498), (774, 501820), (792, 490415), (860, 451638), (946, 410580), (990, 392332), (1032, 376365), (1290, 301092), (1320, 294249), (1419, 273720), (1548, 250910), (1720, 225819), (1892, 205290), (1935, 200728), (1980, 196166), (2281, 170280), (2365, 164232), (2580, 150546), (2838, 136860), (3096, 125455), (3784, 102645), (3870, 100364), (3960, 98083), (4257, 91240), (4562, 85140), (4730, 82116), (5160, 75273), (5676, 68430), (6843, 56760), (7095, 54744), (7740, 50182), (8514, 45620), (9124, 42570), (9460, 41058), (11352, 34215), (11405, 34056), (13686, 28380), (14190, 27372), (15480, 25091), (17028, 22810), (18248, 21285), (18920, 20529)]