638462016

素因数分解:

$2^6\times 3^2\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{257}}^1$

素因数の和:521

約数の個数: 168

約数和(自身を含む): 1942368480

約数和(自身を除く): 1303906464

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 64, 72, 76, 96, 114, 144, 152, 171, 192, 227, 228, 257, 288, 304, 342, 454, 456, 514, 576, 608, 681, 684, 771, 908, 912, 1028, 1216, 1362, 1368, 1542, 1816, 1824, 2043, 2056, 2313, 2724, 2736, 3084, 3632, 3648, 4086, 4112, 4313, 4626, 4883, 5448, 5472, 6168, 7264, 8172, 8224, 8626, 9252, 9766, 10896, 10944, 12336, 12939, 14528, 14649, 16344, 16448, 17252, 18504, 19532, 21792, 24672, 25878, 29298, 32688, 34504, 37008, 38817, 39064, 43584, 43947, 49344, 51756, 58339, 58596, 65376, 69008, 74016, 77634, 78128, 87894, 103512, 116678, 117192, 130752, 138016, 148032, 155268, 156256, 175017, 175788, 207024, 233356, 234384, 276032, 310536, 312512, 350034, 351576, 414048, 466712, 468768, 525051, 621072, 700068, 703152, 828096, 933424, 937536, 1050102, 1108441, 1242144, 1400136, 1406304, 1866848, 2100204, 2216882, 2484288, 2800272, 2812608, 3325323, 3733696, 4200408, 4433764, 5600544, 6650646, 8400816, 8867528, 9975969, 11201088, 13301292, 16801632, 17735056, 19951938, 26602584, 33603264, 35470112, 39903876, 53205168, 70940224, 79807752, 106410336, 159615504, 212820672, 319231008, 638462016]

約数ペア:

[(1, 638462016), (2, 319231008), (3, 212820672), (4, 159615504), (6, 106410336), (8, 79807752), (9, 70940224), (12, 53205168), (16, 39903876), (18, 35470112), (19, 33603264), (24, 26602584), (32, 19951938), (36, 17735056), (38, 16801632), (48, 13301292), (57, 11201088), (64, 9975969), (72, 8867528), (76, 8400816), (96, 6650646), (114, 5600544), (144, 4433764), (152, 4200408), (171, 3733696), (192, 3325323), (227, 2812608), (228, 2800272), (257, 2484288), (288, 2216882), (304, 2100204), (342, 1866848), (454, 1406304), (456, 1400136), (514, 1242144), (576, 1108441), (608, 1050102), (681, 937536), (684, 933424), (771, 828096), (908, 703152), (912, 700068), (1028, 621072), (1216, 525051), (1362, 468768), (1368, 466712), (1542, 414048), (1816, 351576), (1824, 350034), (2043, 312512), (2056, 310536), (2313, 276032), (2724, 234384), (2736, 233356), (3084, 207024), (3632, 175788), (3648, 175017), (4086, 156256), (4112, 155268), (4313, 148032), (4626, 138016), (4883, 130752), (5448, 117192), (5472, 116678), (6168, 103512), (7264, 87894), (8172, 78128), (8224, 77634), (8626, 74016), (9252, 69008), (9766, 65376), (10896, 58596), (10944, 58339), (12336, 51756), (12939, 49344), (14528, 43947), (14649, 43584), (16344, 39064), (16448, 38817), (17252, 37008), (18504, 34504), (19532, 32688), (21792, 29298), (24672, 25878)]