219812320

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1$

素因数の和:553

約数の個数: 192

約数和(自身を含む): 661118976

約数和(自身を除く): 441306656

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 52, 56, 62, 65, 70, 80, 91, 104, 112, 124, 130, 140, 155, 160, 182, 208, 217, 224, 248, 260, 280, 310, 364, 403, 416, 434, 455, 487, 496, 520, 560, 620, 728, 806, 868, 910, 974, 992, 1040, 1085, 1120, 1240, 1456, 1612, 1736, 1820, 1948, 2015, 2080, 2170, 2435, 2480, 2821, 2912, 3224, 3409, 3472, 3640, 3896, 4030, 4340, 4870, 4960, 5642, 6331, 6448, 6818, 6944, 7280, 7792, 8060, 8680, 9740, 11284, 12662, 12896, 13636, 14105, 14560, 15097, 15584, 16120, 17045, 17360, 19480, 22568, 25324, 27272, 28210, 30194, 31655, 32240, 34090, 34720, 38960, 44317, 45136, 50648, 54544, 56420, 60388, 63310, 64480, 68180, 75485, 77920, 88634, 90272, 101296, 105679, 109088, 112840, 120776, 126620, 136360, 150970, 177268, 196261, 202592, 211358, 221585, 225680, 241552, 253240, 272720, 301940, 354536, 392522, 422716, 443170, 451360, 483104, 506480, 528395, 545440, 603880, 709072, 785044, 845432, 886340, 981305, 1012960, 1056790, 1207760, 1373827, 1418144, 1570088, 1690864, 1772680, 1962610, 2113580, 2415520, 2747654, 3140176, 3381728, 3545360, 3925220, 4227160, 5495308, 6280352, 6869135, 7090720, 7850440, 8454320, 10990616, 13738270, 15700880, 16908640, 21981232, 27476540, 31401760, 43962464, 54953080, 109906160, 219812320]

約数ペア:

[(1, 219812320), (2, 109906160), (4, 54953080), (5, 43962464), (7, 31401760), (8, 27476540), (10, 21981232), (13, 16908640), (14, 15700880), (16, 13738270), (20, 10990616), (26, 8454320), (28, 7850440), (31, 7090720), (32, 6869135), (35, 6280352), (40, 5495308), (52, 4227160), (56, 3925220), (62, 3545360), (65, 3381728), (70, 3140176), (80, 2747654), (91, 2415520), (104, 2113580), (112, 1962610), (124, 1772680), (130, 1690864), (140, 1570088), (155, 1418144), (160, 1373827), (182, 1207760), (208, 1056790), (217, 1012960), (224, 981305), (248, 886340), (260, 845432), (280, 785044), (310, 709072), (364, 603880), (403, 545440), (416, 528395), (434, 506480), (455, 483104), (487, 451360), (496, 443170), (520, 422716), (560, 392522), (620, 354536), (728, 301940), (806, 272720), (868, 253240), (910, 241552), (974, 225680), (992, 221585), (1040, 211358), (1085, 202592), (1120, 196261), (1240, 177268), (1456, 150970), (1612, 136360), (1736, 126620), (1820, 120776), (1948, 112840), (2015, 109088), (2080, 105679), (2170, 101296), (2435, 90272), (2480, 88634), (2821, 77920), (2912, 75485), (3224, 68180), (3409, 64480), (3472, 63310), (3640, 60388), (3896, 56420), (4030, 54544), (4340, 50648), (4870, 45136), (4960, 44317), (5642, 38960), (6331, 34720), (6448, 34090), (6818, 32240), (6944, 31655), (7280, 30194), (7792, 28210), (8060, 27272), (8680, 25324), (9740, 22568), (11284, 19480), (12662, 17360), (12896, 17045), (13636, 16120), (14105, 15584), (14560, 15097)]