218801520

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{499}}^1$

素因数の和:557

約数の個数: 320

約数和(自身を含む): 892800000

約数和(自身を除く): 673998480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 29, 30, 35, 36, 40, 42, 45, 48, 54, 56, 58, 60, 63, 70, 72, 80, 84, 87, 90, 105, 108, 112, 116, 120, 126, 135, 140, 144, 145, 168, 174, 180, 189, 203, 210, 216, 232, 240, 252, 261, 270, 280, 290, 315, 336, 348, 360, 378, 406, 420, 432, 435, 464, 499, 504, 522, 540, 560, 580, 609, 630, 696, 720, 756, 783, 812, 840, 870, 945, 998, 1008, 1015, 1044, 1080, 1160, 1218, 1260, 1305, 1392, 1497, 1512, 1566, 1624, 1680, 1740, 1827, 1890, 1996, 2030, 2088, 2160, 2320, 2436, 2495, 2520, 2610, 2994, 3024, 3045, 3132, 3248, 3480, 3493, 3654, 3780, 3915, 3992, 4060, 4176, 4491, 4872, 4990, 5040, 5220, 5481, 5988, 6090, 6264, 6960, 6986, 7308, 7485, 7560, 7830, 7984, 8120, 8982, 9135, 9744, 9980, 10440, 10479, 10962, 11976, 12180, 12528, 13473, 13972, 14471, 14616, 14970, 15120, 15660, 16240, 17465, 17964, 18270, 19960, 20880, 20958, 21924, 22455, 23952, 24360, 26946, 27405, 27944, 28942, 29232, 29940, 31320, 31437, 34930, 35928, 36540, 39920, 41916, 43413, 43848, 44910, 48720, 52395, 53892, 54810, 55888, 57884, 59880, 62640, 62874, 67365, 69860, 71856, 72355, 73080, 83832, 86826, 87696, 89820, 94311, 101297, 104790, 107784, 109620, 115768, 119760, 125748, 130239, 134730, 139720, 144710, 146160, 157185, 167664, 173652, 179640, 188622, 202594, 209580, 215568, 217065, 219240, 231536, 251496, 260478, 269460, 279440, 289420, 303891, 314370, 347304, 359280, 377244, 390717, 405188, 419160, 434130, 438480, 471555, 502992, 506485, 520956, 538920, 578840, 607782, 628740, 651195, 694608, 754488, 781434, 810376, 838320, 868260, 911673, 943110, 1012970, 1041912, 1077840, 1157680, 1215564, 1257480, 1302390, 1508976, 1519455, 1562868, 1620752, 1736520, 1823346, 1886220, 1953585, 2025940, 2083824, 2431128, 2514960, 2604780, 2735019, 3038910, 3125736, 3473040, 3646692, 3772440, 3907170, 4051880, 4558365, 4862256, 5209560, 5470038, 6077820, 6251472, 7293384, 7544880, 7814340, 8103760, 9116730, 10419120, 10940076, 12155640, 13675095, 14586768, 15628680, 18233460, 21880152, 24311280, 27350190, 31257360, 36466920, 43760304, 54700380, 72933840, 109400760, 218801520]

約数ペア:

[(1, 218801520), (2, 109400760), (3, 72933840), (4, 54700380), (5, 43760304), (6, 36466920), (7, 31257360), (8, 27350190), (9, 24311280), (10, 21880152), (12, 18233460), (14, 15628680), (15, 14586768), (16, 13675095), (18, 12155640), (20, 10940076), (21, 10419120), (24, 9116730), (27, 8103760), (28, 7814340), (29, 7544880), (30, 7293384), (35, 6251472), (36, 6077820), (40, 5470038), (42, 5209560), (45, 4862256), (48, 4558365), (54, 4051880), (56, 3907170), (58, 3772440), (60, 3646692), (63, 3473040), (70, 3125736), (72, 3038910), (80, 2735019), (84, 2604780), (87, 2514960), (90, 2431128), (105, 2083824), (108, 2025940), (112, 1953585), (116, 1886220), (120, 1823346), (126, 1736520), (135, 1620752), (140, 1562868), (144, 1519455), (145, 1508976), (168, 1302390), (174, 1257480), (180, 1215564), (189, 1157680), (203, 1077840), (210, 1041912), (216, 1012970), (232, 943110), (240, 911673), (252, 868260), (261, 838320), (270, 810376), (280, 781434), (290, 754488), (315, 694608), (336, 651195), (348, 628740), (360, 607782), (378, 578840), (406, 538920), (420, 520956), (432, 506485), (435, 502992), (464, 471555), (499, 438480), (504, 434130), (522, 419160), (540, 405188), (560, 390717), (580, 377244), (609, 359280), (630, 347304), (696, 314370), (720, 303891), (756, 289420), (783, 279440), (812, 269460), (840, 260478), (870, 251496), (945, 231536), (998, 219240), (1008, 217065), (1015, 215568), (1044, 209580), (1080, 202594), (1160, 188622), (1218, 179640), (1260, 173652), (1305, 167664), (1392, 157185), (1497, 146160), (1512, 144710), (1566, 139720), (1624, 134730), (1680, 130239), (1740, 125748), (1827, 119760), (1890, 115768), (1996, 109620), (2030, 107784), (2088, 104790), (2160, 101297), (2320, 94311), (2436, 89820), (2495, 87696), (2520, 86826), (2610, 83832), (2994, 73080), (3024, 72355), (3045, 71856), (3132, 69860), (3248, 67365), (3480, 62874), (3493, 62640), (3654, 59880), (3780, 57884), (3915, 55888), (3992, 54810), (4060, 53892), (4176, 52395), (4491, 48720), (4872, 44910), (4990, 43848), (5040, 43413), (5220, 41916), (5481, 39920), (5988, 36540), (6090, 35928), (6264, 34930), (6960, 31437), (6986, 31320), (7308, 29940), (7485, 29232), (7560, 28942), (7830, 27944), (7984, 27405), (8120, 26946), (8982, 24360), (9135, 23952), (9744, 22455), (9980, 21924), (10440, 20958), (10479, 20880), (10962, 19960), (11976, 18270), (12180, 17964), (12528, 17465), (13473, 16240), (13972, 15660), (14471, 15120), (14616, 14970)]