27888480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1$

素因数の和:309

約数の個数: 144

約数和(自身を含む): 96589584

約数和(自身を除く): 68701104

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 107, 120, 144, 160, 180, 181, 214, 240, 288, 321, 360, 362, 428, 480, 535, 543, 642, 720, 724, 856, 905, 963, 1070, 1086, 1284, 1440, 1448, 1605, 1629, 1712, 1810, 1926, 2140, 2172, 2568, 2715, 2896, 3210, 3258, 3424, 3620, 3852, 4280, 4344, 4815, 5136, 5430, 5792, 6420, 6516, 7240, 7704, 8145, 8560, 8688, 9630, 10272, 10860, 12840, 13032, 14480, 15408, 16290, 17120, 17376, 19260, 19367, 21720, 25680, 26064, 28960, 30816, 32580, 38520, 38734, 43440, 51360, 52128, 58101, 65160, 77040, 77468, 86880, 96835, 116202, 130320, 154080, 154936, 174303, 193670, 232404, 260640, 290505, 309872, 348606, 387340, 464808, 581010, 619744, 697212, 774680, 871515, 929616, 1162020, 1394424, 1549360, 1743030, 1859232, 2324040, 2788848, 3098720, 3486060, 4648080, 5577696, 6972120, 9296160, 13944240, 27888480]

約数ペア:

[(1, 27888480), (2, 13944240), (3, 9296160), (4, 6972120), (5, 5577696), (6, 4648080), (8, 3486060), (9, 3098720), (10, 2788848), (12, 2324040), (15, 1859232), (16, 1743030), (18, 1549360), (20, 1394424), (24, 1162020), (30, 929616), (32, 871515), (36, 774680), (40, 697212), (45, 619744), (48, 581010), (60, 464808), (72, 387340), (80, 348606), (90, 309872), (96, 290505), (107, 260640), (120, 232404), (144, 193670), (160, 174303), (180, 154936), (181, 154080), (214, 130320), (240, 116202), (288, 96835), (321, 86880), (360, 77468), (362, 77040), (428, 65160), (480, 58101), (535, 52128), (543, 51360), (642, 43440), (720, 38734), (724, 38520), (856, 32580), (905, 30816), (963, 28960), (1070, 26064), (1086, 25680), (1284, 21720), (1440, 19367), (1448, 19260), (1605, 17376), (1629, 17120), (1712, 16290), (1810, 15408), (1926, 14480), (2140, 13032), (2172, 12840), (2568, 10860), (2715, 10272), (2896, 9630), (3210, 8688), (3258, 8560), (3424, 8145), (3620, 7704), (3852, 7240), (4280, 6516), (4344, 6420), (4815, 5792), (5136, 5430)]