205637880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:254

約数の個数: 256

約数和(自身を含む): 746496000

約数和(自身を除く): 540858120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 53, 56, 60, 62, 70, 84, 93, 105, 106, 120, 124, 140, 149, 155, 159, 168, 186, 210, 212, 217, 248, 265, 280, 298, 310, 318, 371, 372, 420, 424, 434, 447, 465, 530, 596, 620, 636, 651, 742, 744, 745, 795, 840, 868, 894, 930, 1043, 1060, 1085, 1113, 1192, 1240, 1272, 1302, 1484, 1490, 1590, 1643, 1736, 1788, 1855, 1860, 2086, 2120, 2170, 2226, 2235, 2604, 2968, 2980, 3129, 3180, 3255, 3286, 3576, 3710, 3720, 4172, 4340, 4452, 4470, 4619, 4929, 5208, 5215, 5565, 5960, 6258, 6360, 6510, 6572, 7420, 7897, 8215, 8344, 8680, 8904, 8940, 9238, 9858, 10430, 11130, 11501, 12516, 13020, 13144, 13857, 14840, 15645, 15794, 16430, 17880, 18476, 19716, 20860, 22260, 23002, 23095, 23691, 24645, 25032, 26040, 27714, 31290, 31588, 32333, 32860, 34503, 36952, 39432, 39485, 41720, 44520, 46004, 46190, 47382, 49290, 55279, 55428, 57505, 62580, 63176, 64666, 65720, 69006, 69285, 78970, 92008, 92380, 94764, 96999, 98580, 110558, 110856, 115010, 118455, 125160, 129332, 138012, 138570, 157940, 161665, 165837, 172515, 184760, 189528, 193998, 197160, 221116, 230020, 236910, 244807, 258664, 276024, 276395, 277140, 315880, 323330, 331674, 345030, 387996, 442232, 460040, 473820, 484995, 489614, 552790, 554280, 646660, 663348, 690060, 734421, 775992, 829185, 947640, 969990, 979228, 1105580, 1224035, 1293320, 1326696, 1380120, 1468842, 1658370, 1713649, 1939980, 1958456, 2211160, 2448070, 2937684, 3316740, 3427298, 3672105, 3879960, 4896140, 5140947, 5875368, 6633480, 6854596, 7344210, 8568245, 9792280, 10281894, 13709192, 14688420, 17136490, 20563788, 25704735, 29376840, 34272980, 41127576, 51409470, 68545960, 102818940, 205637880]

約数ペア:

[(1, 205637880), (2, 102818940), (3, 68545960), (4, 51409470), (5, 41127576), (6, 34272980), (7, 29376840), (8, 25704735), (10, 20563788), (12, 17136490), (14, 14688420), (15, 13709192), (20, 10281894), (21, 9792280), (24, 8568245), (28, 7344210), (30, 6854596), (31, 6633480), (35, 5875368), (40, 5140947), (42, 4896140), (53, 3879960), (56, 3672105), (60, 3427298), (62, 3316740), (70, 2937684), (84, 2448070), (93, 2211160), (105, 1958456), (106, 1939980), (120, 1713649), (124, 1658370), (140, 1468842), (149, 1380120), (155, 1326696), (159, 1293320), (168, 1224035), (186, 1105580), (210, 979228), (212, 969990), (217, 947640), (248, 829185), (265, 775992), (280, 734421), (298, 690060), (310, 663348), (318, 646660), (371, 554280), (372, 552790), (420, 489614), (424, 484995), (434, 473820), (447, 460040), (465, 442232), (530, 387996), (596, 345030), (620, 331674), (636, 323330), (651, 315880), (742, 277140), (744, 276395), (745, 276024), (795, 258664), (840, 244807), (868, 236910), (894, 230020), (930, 221116), (1043, 197160), (1060, 193998), (1085, 189528), (1113, 184760), (1192, 172515), (1240, 165837), (1272, 161665), (1302, 157940), (1484, 138570), (1490, 138012), (1590, 129332), (1643, 125160), (1736, 118455), (1788, 115010), (1855, 110856), (1860, 110558), (2086, 98580), (2120, 96999), (2170, 94764), (2226, 92380), (2235, 92008), (2604, 78970), (2968, 69285), (2980, 69006), (3129, 65720), (3180, 64666), (3255, 63176), (3286, 62580), (3576, 57505), (3710, 55428), (3720, 55279), (4172, 49290), (4340, 47382), (4452, 46190), (4470, 46004), (4619, 44520), (4929, 41720), (5208, 39485), (5215, 39432), (5565, 36952), (5960, 34503), (6258, 32860), (6360, 32333), (6510, 31588), (6572, 31290), (7420, 27714), (7897, 26040), (8215, 25032), (8344, 24645), (8680, 23691), (8904, 23095), (8940, 23002), (9238, 22260), (9858, 20860), (10430, 19716), (11130, 18476), (11501, 17880), (12516, 16430), (13020, 15794), (13144, 15645), (13857, 14840)]