218885760

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:320

約数の個数: 256

約数和(自身を含む): 793152000

約数和(自身を除く): 574266240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 53, 54, 60, 64, 72, 80, 90, 96, 106, 108, 120, 128, 135, 144, 159, 160, 180, 192, 212, 216, 239, 240, 265, 270, 288, 318, 320, 360, 384, 424, 432, 477, 478, 480, 530, 540, 576, 636, 640, 717, 720, 795, 848, 864, 954, 956, 960, 1060, 1080, 1152, 1195, 1272, 1431, 1434, 1440, 1590, 1696, 1728, 1908, 1912, 1920, 2120, 2151, 2160, 2385, 2390, 2544, 2862, 2868, 2880, 3180, 3392, 3456, 3585, 3816, 3824, 4240, 4302, 4320, 4770, 4780, 5088, 5724, 5736, 5760, 6360, 6453, 6784, 7155, 7170, 7632, 7648, 8480, 8604, 8640, 9540, 9560, 10176, 10755, 11448, 11472, 12667, 12720, 12906, 14310, 14340, 15264, 15296, 16960, 17208, 17280, 19080, 19120, 20352, 21510, 22896, 22944, 25334, 25440, 25812, 28620, 28680, 30528, 30592, 32265, 33920, 34416, 38001, 38160, 38240, 43020, 45792, 45888, 50668, 50880, 51624, 57240, 57360, 61056, 63335, 64530, 68832, 76002, 76320, 76480, 86040, 91584, 91776, 101336, 101760, 103248, 114003, 114480, 114720, 126670, 129060, 137664, 152004, 152640, 152960, 172080, 183168, 190005, 202672, 206496, 228006, 228960, 229440, 253340, 258120, 275328, 304008, 305280, 342009, 344160, 380010, 405344, 412992, 456012, 457920, 458880, 506680, 516240, 570015, 608016, 684018, 688320, 760020, 810688, 825984, 912024, 915840, 1013360, 1032480, 1140030, 1216032, 1368036, 1376640, 1520040, 1621376, 1710045, 1824048, 2026720, 2064960, 2280060, 2432064, 2736072, 3040080, 3420090, 3648096, 4053440, 4129920, 4560120, 4864128, 5472144, 6080160, 6840180, 7296192, 8106880, 9120240, 10944288, 12160320, 13680360, 14592384, 18240480, 21888576, 24320640, 27360720, 36480960, 43777152, 54721440, 72961920, 109442880, 218885760]

約数ペア:

[(1, 218885760), (2, 109442880), (3, 72961920), (4, 54721440), (5, 43777152), (6, 36480960), (8, 27360720), (9, 24320640), (10, 21888576), (12, 18240480), (15, 14592384), (16, 13680360), (18, 12160320), (20, 10944288), (24, 9120240), (27, 8106880), (30, 7296192), (32, 6840180), (36, 6080160), (40, 5472144), (45, 4864128), (48, 4560120), (53, 4129920), (54, 4053440), (60, 3648096), (64, 3420090), (72, 3040080), (80, 2736072), (90, 2432064), (96, 2280060), (106, 2064960), (108, 2026720), (120, 1824048), (128, 1710045), (135, 1621376), (144, 1520040), (159, 1376640), (160, 1368036), (180, 1216032), (192, 1140030), (212, 1032480), (216, 1013360), (239, 915840), (240, 912024), (265, 825984), (270, 810688), (288, 760020), (318, 688320), (320, 684018), (360, 608016), (384, 570015), (424, 516240), (432, 506680), (477, 458880), (478, 457920), (480, 456012), (530, 412992), (540, 405344), (576, 380010), (636, 344160), (640, 342009), (717, 305280), (720, 304008), (795, 275328), (848, 258120), (864, 253340), (954, 229440), (956, 228960), (960, 228006), (1060, 206496), (1080, 202672), (1152, 190005), (1195, 183168), (1272, 172080), (1431, 152960), (1434, 152640), (1440, 152004), (1590, 137664), (1696, 129060), (1728, 126670), (1908, 114720), (1912, 114480), (1920, 114003), (2120, 103248), (2151, 101760), (2160, 101336), (2385, 91776), (2390, 91584), (2544, 86040), (2862, 76480), (2868, 76320), (2880, 76002), (3180, 68832), (3392, 64530), (3456, 63335), (3585, 61056), (3816, 57360), (3824, 57240), (4240, 51624), (4302, 50880), (4320, 50668), (4770, 45888), (4780, 45792), (5088, 43020), (5724, 38240), (5736, 38160), (5760, 38001), (6360, 34416), (6453, 33920), (6784, 32265), (7155, 30592), (7170, 30528), (7632, 28680), (7648, 28620), (8480, 25812), (8604, 25440), (8640, 25334), (9540, 22944), (9560, 22896), (10176, 21510), (10755, 20352), (11448, 19120), (11472, 19080), (12667, 17280), (12720, 17208), (12906, 16960), (14310, 15296), (14340, 15264)]