217088640

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{739}}^1$

素因数の和:784

約数の個数: 256

約数和(自身を含む): 815184000

約数和(自身を除く): 598095360

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, 64, 68, 72, 80, 85, 90, 96, 102, 108, 120, 128, 135, 136, 144, 153, 160, 170, 180, 192, 204, 216, 240, 255, 270, 272, 288, 306, 320, 340, 360, 384, 408, 432, 459, 480, 510, 540, 544, 576, 612, 640, 680, 720, 739, 765, 816, 864, 918, 960, 1020, 1080, 1088, 1152, 1224, 1360, 1440, 1478, 1530, 1632, 1728, 1836, 1920, 2040, 2160, 2176, 2217, 2295, 2448, 2720, 2880, 2956, 3060, 3264, 3456, 3672, 3695, 4080, 4320, 4434, 4590, 4896, 5440, 5760, 5912, 6120, 6528, 6651, 7344, 7390, 8160, 8640, 8868, 9180, 9792, 10880, 11085, 11824, 12240, 12563, 13302, 14688, 14780, 16320, 17280, 17736, 18360, 19584, 19953, 22170, 23648, 24480, 25126, 26604, 29376, 29560, 32640, 33255, 35472, 36720, 37689, 39906, 44340, 47296, 48960, 50252, 53208, 58752, 59120, 62815, 66510, 70944, 73440, 75378, 79812, 88680, 94592, 97920, 99765, 100504, 106416, 113067, 118240, 125630, 133020, 141888, 146880, 150756, 159624, 177360, 188445, 199530, 201008, 212832, 226134, 236480, 251260, 266040, 283776, 293760, 301512, 319248, 339201, 354720, 376890, 399060, 402016, 425664, 452268, 472960, 502520, 532080, 565335, 603024, 638496, 678402, 709440, 753780, 798120, 804032, 851328, 904536, 1005040, 1064160, 1130670, 1206048, 1276992, 1356804, 1418880, 1507560, 1596240, 1608064, 1696005, 1809072, 2010080, 2128320, 2261340, 2412096, 2553984, 2713608, 3015120, 3192480, 3392010, 3618144, 4020160, 4256640, 4522680, 4824192, 5427216, 6030240, 6384960, 6784020, 7236288, 8040320, 9045360, 10854432, 12060480, 12769920, 13568040, 14472576, 18090720, 21708864, 24120960, 27136080, 36181440, 43417728, 54272160, 72362880, 108544320, 217088640]

約数ペア:

[(1, 217088640), (2, 108544320), (3, 72362880), (4, 54272160), (5, 43417728), (6, 36181440), (8, 27136080), (9, 24120960), (10, 21708864), (12, 18090720), (15, 14472576), (16, 13568040), (17, 12769920), (18, 12060480), (20, 10854432), (24, 9045360), (27, 8040320), (30, 7236288), (32, 6784020), (34, 6384960), (36, 6030240), (40, 5427216), (45, 4824192), (48, 4522680), (51, 4256640), (54, 4020160), (60, 3618144), (64, 3392010), (68, 3192480), (72, 3015120), (80, 2713608), (85, 2553984), (90, 2412096), (96, 2261340), (102, 2128320), (108, 2010080), (120, 1809072), (128, 1696005), (135, 1608064), (136, 1596240), (144, 1507560), (153, 1418880), (160, 1356804), (170, 1276992), (180, 1206048), (192, 1130670), (204, 1064160), (216, 1005040), (240, 904536), (255, 851328), (270, 804032), (272, 798120), (288, 753780), (306, 709440), (320, 678402), (340, 638496), (360, 603024), (384, 565335), (408, 532080), (432, 502520), (459, 472960), (480, 452268), (510, 425664), (540, 402016), (544, 399060), (576, 376890), (612, 354720), (640, 339201), (680, 319248), (720, 301512), (739, 293760), (765, 283776), (816, 266040), (864, 251260), (918, 236480), (960, 226134), (1020, 212832), (1080, 201008), (1088, 199530), (1152, 188445), (1224, 177360), (1360, 159624), (1440, 150756), (1478, 146880), (1530, 141888), (1632, 133020), (1728, 125630), (1836, 118240), (1920, 113067), (2040, 106416), (2160, 100504), (2176, 99765), (2217, 97920), (2295, 94592), (2448, 88680), (2720, 79812), (2880, 75378), (2956, 73440), (3060, 70944), (3264, 66510), (3456, 62815), (3672, 59120), (3695, 58752), (4080, 53208), (4320, 50252), (4434, 48960), (4590, 47296), (4896, 44340), (5440, 39906), (5760, 37689), (5912, 36720), (6120, 35472), (6528, 33255), (6651, 32640), (7344, 29560), (7390, 29376), (8160, 26604), (8640, 25126), (8868, 24480), (9180, 23648), (9792, 22170), (10880, 19953), (11085, 19584), (11824, 18360), (12240, 17736), (12563, 17280), (13302, 16320), (14688, 14780)]