204974640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{359}}^1$

素因数の和:452

約数の個数: 240

約数和(自身を含む): 755576640

約数和(自身を除く): 550602000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 61, 65, 72, 78, 80, 90, 104, 117, 120, 122, 130, 144, 156, 180, 183, 195, 208, 234, 240, 244, 260, 305, 312, 359, 360, 366, 390, 468, 488, 520, 549, 585, 610, 624, 718, 720, 732, 780, 793, 915, 936, 976, 1040, 1077, 1098, 1170, 1220, 1436, 1464, 1560, 1586, 1795, 1830, 1872, 2154, 2196, 2340, 2379, 2440, 2745, 2872, 2928, 3120, 3172, 3231, 3590, 3660, 3965, 4308, 4392, 4667, 4680, 4758, 4880, 5385, 5490, 5744, 6344, 6462, 7137, 7180, 7320, 7930, 8616, 8784, 9334, 9360, 9516, 10770, 10980, 11895, 12688, 12924, 14001, 14274, 14360, 14640, 15860, 16155, 17232, 18668, 19032, 21540, 21899, 21960, 23335, 23790, 25848, 28002, 28548, 28720, 31720, 32310, 35685, 37336, 38064, 42003, 43080, 43798, 43920, 46670, 47580, 51696, 56004, 57096, 63440, 64620, 65697, 70005, 71370, 74672, 84006, 86160, 87596, 93340, 95160, 109495, 112008, 114192, 129240, 131394, 140010, 142740, 168012, 175192, 186680, 190320, 197091, 210015, 218990, 224016, 258480, 262788, 280020, 284687, 285480, 328485, 336024, 350384, 373360, 394182, 420030, 437980, 525576, 560040, 569374, 570960, 656970, 672048, 788364, 840060, 854061, 875960, 985455, 1051152, 1120080, 1138748, 1313940, 1423435, 1576728, 1680120, 1708122, 1751920, 1970910, 2277496, 2562183, 2627880, 2846870, 3153456, 3360240, 3416244, 3941820, 4270305, 4554992, 5124366, 5255760, 5693740, 6832488, 7883640, 8540610, 10248732, 11387480, 12810915, 13664976, 15767280, 17081220, 20497464, 22774960, 25621830, 34162440, 40994928, 51243660, 68324880, 102487320, 204974640]

約数ペア:

[(1, 204974640), (2, 102487320), (3, 68324880), (4, 51243660), (5, 40994928), (6, 34162440), (8, 25621830), (9, 22774960), (10, 20497464), (12, 17081220), (13, 15767280), (15, 13664976), (16, 12810915), (18, 11387480), (20, 10248732), (24, 8540610), (26, 7883640), (30, 6832488), (36, 5693740), (39, 5255760), (40, 5124366), (45, 4554992), (48, 4270305), (52, 3941820), (60, 3416244), (61, 3360240), (65, 3153456), (72, 2846870), (78, 2627880), (80, 2562183), (90, 2277496), (104, 1970910), (117, 1751920), (120, 1708122), (122, 1680120), (130, 1576728), (144, 1423435), (156, 1313940), (180, 1138748), (183, 1120080), (195, 1051152), (208, 985455), (234, 875960), (240, 854061), (244, 840060), (260, 788364), (305, 672048), (312, 656970), (359, 570960), (360, 569374), (366, 560040), (390, 525576), (468, 437980), (488, 420030), (520, 394182), (549, 373360), (585, 350384), (610, 336024), (624, 328485), (718, 285480), (720, 284687), (732, 280020), (780, 262788), (793, 258480), (915, 224016), (936, 218990), (976, 210015), (1040, 197091), (1077, 190320), (1098, 186680), (1170, 175192), (1220, 168012), (1436, 142740), (1464, 140010), (1560, 131394), (1586, 129240), (1795, 114192), (1830, 112008), (1872, 109495), (2154, 95160), (2196, 93340), (2340, 87596), (2379, 86160), (2440, 84006), (2745, 74672), (2872, 71370), (2928, 70005), (3120, 65697), (3172, 64620), (3231, 63440), (3590, 57096), (3660, 56004), (3965, 51696), (4308, 47580), (4392, 46670), (4667, 43920), (4680, 43798), (4758, 43080), (4880, 42003), (5385, 38064), (5490, 37336), (5744, 35685), (6344, 32310), (6462, 31720), (7137, 28720), (7180, 28548), (7320, 28002), (7930, 25848), (8616, 23790), (8784, 23335), (9334, 21960), (9360, 21899), (9516, 21540), (10770, 19032), (10980, 18668), (11895, 17232), (12688, 16155), (12924, 15860), (14001, 14640), (14274, 14360)]