19314720

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1$

素因数の和:304

約数の個数: 192

約数和(自身を含む): 71850240

約数和(自身を除く): 52535520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 85, 90, 96, 102, 108, 120, 135, 136, 144, 153, 160, 170, 180, 204, 216, 240, 255, 263, 270, 272, 288, 306, 340, 360, 408, 432, 459, 480, 510, 526, 540, 544, 612, 680, 720, 765, 789, 816, 864, 918, 1020, 1052, 1080, 1224, 1315, 1360, 1440, 1530, 1578, 1632, 1836, 2040, 2104, 2160, 2295, 2367, 2448, 2630, 2720, 3060, 3156, 3672, 3945, 4080, 4208, 4320, 4471, 4590, 4734, 4896, 5260, 6120, 6312, 7101, 7344, 7890, 8160, 8416, 8942, 9180, 9468, 10520, 11835, 12240, 12624, 13413, 14202, 14688, 15780, 17884, 18360, 18936, 21040, 22355, 23670, 24480, 25248, 26826, 28404, 31560, 35505, 35768, 36720, 37872, 40239, 42080, 44710, 47340, 53652, 56808, 63120, 67065, 71010, 71536, 73440, 75744, 80478, 89420, 94680, 107304, 113616, 120717, 126240, 134130, 142020, 143072, 160956, 178840, 189360, 201195, 214608, 227232, 241434, 268260, 284040, 321912, 357680, 378720, 402390, 429216, 482868, 536520, 568080, 603585, 643824, 715360, 804780, 965736, 1073040, 1136160, 1207170, 1287648, 1609560, 1931472, 2146080, 2414340, 3219120, 3862944, 4828680, 6438240, 9657360, 19314720]

約数ペア:

[(1, 19314720), (2, 9657360), (3, 6438240), (4, 4828680), (5, 3862944), (6, 3219120), (8, 2414340), (9, 2146080), (10, 1931472), (12, 1609560), (15, 1287648), (16, 1207170), (17, 1136160), (18, 1073040), (20, 965736), (24, 804780), (27, 715360), (30, 643824), (32, 603585), (34, 568080), (36, 536520), (40, 482868), (45, 429216), (48, 402390), (51, 378720), (54, 357680), (60, 321912), (68, 284040), (72, 268260), (80, 241434), (85, 227232), (90, 214608), (96, 201195), (102, 189360), (108, 178840), (120, 160956), (135, 143072), (136, 142020), (144, 134130), (153, 126240), (160, 120717), (170, 113616), (180, 107304), (204, 94680), (216, 89420), (240, 80478), (255, 75744), (263, 73440), (270, 71536), (272, 71010), (288, 67065), (306, 63120), (340, 56808), (360, 53652), (408, 47340), (432, 44710), (459, 42080), (480, 40239), (510, 37872), (526, 36720), (540, 35768), (544, 35505), (612, 31560), (680, 28404), (720, 26826), (765, 25248), (789, 24480), (816, 23670), (864, 22355), (918, 21040), (1020, 18936), (1052, 18360), (1080, 17884), (1224, 15780), (1315, 14688), (1360, 14202), (1440, 13413), (1530, 12624), (1578, 12240), (1632, 11835), (1836, 10520), (2040, 9468), (2104, 9180), (2160, 8942), (2295, 8416), (2367, 8160), (2448, 7890), (2630, 7344), (2720, 7101), (3060, 6312), (3156, 6120), (3672, 5260), (3945, 4896), (4080, 4734), (4208, 4590), (4320, 4471)]