204549760

素因数分解:

$2^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:258

約数の個数: 128

約数和(自身を含む): 515548800

約数和(自身を除く): 310999040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 103, 107, 116, 128, 145, 160, 206, 214, 232, 290, 320, 412, 428, 464, 515, 535, 580, 640, 824, 856, 928, 1030, 1070, 1160, 1648, 1712, 1856, 2060, 2140, 2320, 2987, 3103, 3296, 3424, 3712, 4120, 4280, 4640, 5974, 6206, 6592, 6848, 8240, 8560, 9280, 11021, 11948, 12412, 13184, 13696, 14935, 15515, 16480, 17120, 18560, 22042, 23896, 24824, 29870, 31030, 32960, 34240, 44084, 47792, 49648, 55105, 59740, 62060, 65920, 68480, 88168, 95584, 99296, 110210, 119480, 124120, 176336, 191168, 198592, 220420, 238960, 248240, 319609, 352672, 382336, 397184, 440840, 477920, 496480, 639218, 705344, 881680, 955840, 992960, 1278436, 1410688, 1598045, 1763360, 1911680, 1985920, 2556872, 3196090, 3526720, 5113744, 6392180, 7053440, 10227488, 12784360, 20454976, 25568720, 40909952, 51137440, 102274880, 204549760]

約数ペア:

[(1, 204549760), (2, 102274880), (4, 51137440), (5, 40909952), (8, 25568720), (10, 20454976), (16, 12784360), (20, 10227488), (29, 7053440), (32, 6392180), (40, 5113744), (58, 3526720), (64, 3196090), (80, 2556872), (103, 1985920), (107, 1911680), (116, 1763360), (128, 1598045), (145, 1410688), (160, 1278436), (206, 992960), (214, 955840), (232, 881680), (290, 705344), (320, 639218), (412, 496480), (428, 477920), (464, 440840), (515, 397184), (535, 382336), (580, 352672), (640, 319609), (824, 248240), (856, 238960), (928, 220420), (1030, 198592), (1070, 191168), (1160, 176336), (1648, 124120), (1712, 119480), (1856, 110210), (2060, 99296), (2140, 95584), (2320, 88168), (2987, 68480), (3103, 65920), (3296, 62060), (3424, 59740), (3712, 55105), (4120, 49648), (4280, 47792), (4640, 44084), (5974, 34240), (6206, 32960), (6592, 31030), (6848, 29870), (8240, 24824), (8560, 23896), (9280, 22042), (11021, 18560), (11948, 17120), (12412, 16480), (13184, 15515), (13696, 14935)]