205330320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21937}}^1$

素因数の和:21969

約数の個数: 120

約数和(自身を含む): 742645176

約数和(自身を除く): 537314856

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 21937, 43874, 65811, 87748, 109685, 131622, 175496, 197433, 219370, 263244, 285181, 329055, 350992, 394866, 438740, 526488, 570362, 658110, 789732, 855543, 877480, 987165, 1052976, 1140724, 1316220, 1425905, 1579464, 1711086, 1754960, 1974330, 2281448, 2566629, 2632440, 2851810, 3158928, 3422172, 3948660, 4277715, 4562896, 5133258, 5264880, 5703620, 6844344, 7897320, 8555430, 10266516, 11407240, 12833145, 13688688, 15794640, 17110860, 20533032, 22814480, 25666290, 34221720, 41066064, 51332580, 68443440, 102665160, 205330320]

約数ペア:

[(1, 205330320), (2, 102665160), (3, 68443440), (4, 51332580), (5, 41066064), (6, 34221720), (8, 25666290), (9, 22814480), (10, 20533032), (12, 17110860), (13, 15794640), (15, 13688688), (16, 12833145), (18, 11407240), (20, 10266516), (24, 8555430), (26, 7897320), (30, 6844344), (36, 5703620), (39, 5264880), (40, 5133258), (45, 4562896), (48, 4277715), (52, 3948660), (60, 3422172), (65, 3158928), (72, 2851810), (78, 2632440), (80, 2566629), (90, 2281448), (104, 1974330), (117, 1754960), (120, 1711086), (130, 1579464), (144, 1425905), (156, 1316220), (180, 1140724), (195, 1052976), (208, 987165), (234, 877480), (240, 855543), (260, 789732), (312, 658110), (360, 570362), (390, 526488), (468, 438740), (520, 394866), (585, 350992), (624, 329055), (720, 285181), (780, 263244), (936, 219370), (1040, 197433), (1170, 175496), (1560, 131622), (1872, 109685), (2340, 87748), (3120, 65811), (4680, 43874), (9360, 21937)]