208413720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{19963}}^1$

素因数の和:20009

約数の個数: 96

約数和(自身を含む): 700736400

約数和(自身を除く): 492322680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 29, 30, 36, 40, 45, 58, 60, 72, 87, 90, 116, 120, 145, 174, 180, 232, 261, 290, 348, 360, 435, 522, 580, 696, 870, 1044, 1160, 1305, 1740, 2088, 2610, 3480, 5220, 10440, 19963, 39926, 59889, 79852, 99815, 119778, 159704, 179667, 199630, 239556, 299445, 359334, 399260, 479112, 578927, 598890, 718668, 798520, 898335, 1157854, 1197780, 1437336, 1736781, 1796670, 2315708, 2395560, 2894635, 3473562, 3593340, 4631416, 5210343, 5789270, 6947124, 7186680, 8683905, 10420686, 11578540, 13894248, 17367810, 20841372, 23157080, 26051715, 34735620, 41682744, 52103430, 69471240, 104206860, 208413720]

約数ペア:

[(1, 208413720), (2, 104206860), (3, 69471240), (4, 52103430), (5, 41682744), (6, 34735620), (8, 26051715), (9, 23157080), (10, 20841372), (12, 17367810), (15, 13894248), (18, 11578540), (20, 10420686), (24, 8683905), (29, 7186680), (30, 6947124), (36, 5789270), (40, 5210343), (45, 4631416), (58, 3593340), (60, 3473562), (72, 2894635), (87, 2395560), (90, 2315708), (116, 1796670), (120, 1736781), (145, 1437336), (174, 1197780), (180, 1157854), (232, 898335), (261, 798520), (290, 718668), (348, 598890), (360, 578927), (435, 479112), (522, 399260), (580, 359334), (696, 299445), (870, 239556), (1044, 199630), (1160, 179667), (1305, 159704), (1740, 119778), (2088, 99815), (2610, 79852), (3480, 59889), (5220, 39926), (10440, 19963)]