399854160

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{6691}}^1$

素因数の和:6793

約数の個数: 120

約数和(自身を含む): 1359225504

約数和(自身を除く): 959371344

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 83, 90, 120, 144, 166, 180, 240, 249, 332, 360, 415, 498, 664, 720, 747, 830, 996, 1245, 1328, 1494, 1660, 1992, 2490, 2988, 3320, 3735, 3984, 4980, 5976, 6640, 6691, 7470, 9960, 11952, 13382, 14940, 19920, 20073, 26764, 29880, 33455, 40146, 53528, 59760, 60219, 66910, 80292, 100365, 107056, 120438, 133820, 160584, 200730, 240876, 267640, 301095, 321168, 401460, 481752, 535280, 555353, 602190, 802920, 963504, 1110706, 1204380, 1605840, 1666059, 2221412, 2408760, 2776765, 3332118, 4442824, 4817520, 4998177, 5553530, 6664236, 8330295, 8885648, 9996354, 11107060, 13328472, 16660590, 19992708, 22214120, 24990885, 26656944, 33321180, 39985416, 44428240, 49981770, 66642360, 79970832, 99963540, 133284720, 199927080, 399854160]

約数ペア:

[(1, 399854160), (2, 199927080), (3, 133284720), (4, 99963540), (5, 79970832), (6, 66642360), (8, 49981770), (9, 44428240), (10, 39985416), (12, 33321180), (15, 26656944), (16, 24990885), (18, 22214120), (20, 19992708), (24, 16660590), (30, 13328472), (36, 11107060), (40, 9996354), (45, 8885648), (48, 8330295), (60, 6664236), (72, 5553530), (80, 4998177), (83, 4817520), (90, 4442824), (120, 3332118), (144, 2776765), (166, 2408760), (180, 2221412), (240, 1666059), (249, 1605840), (332, 1204380), (360, 1110706), (415, 963504), (498, 802920), (664, 602190), (720, 555353), (747, 535280), (830, 481752), (996, 401460), (1245, 321168), (1328, 301095), (1494, 267640), (1660, 240876), (1992, 200730), (2490, 160584), (2988, 133820), (3320, 120438), (3735, 107056), (3984, 100365), (4980, 80292), (5976, 66910), (6640, 60219), (6691, 59760), (7470, 53528), (9960, 40146), (11952, 33455), (13382, 29880), (14940, 26764), (19920, 20073)]