12801449920

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{179}}^1\times {\mathrm{4561}}^1$

素因数の和:4771

約数の個数: 168

約数和(自身を含む): 35666263440

約数和(自身を除く): 22864813520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 179, 196, 224, 245, 280, 320, 358, 392, 448, 490, 560, 716, 784, 895, 980, 1120, 1253, 1432, 1568, 1790, 1960, 2240, 2506, 2864, 3136, 3580, 3920, 4561, 5012, 5728, 6265, 7160, 7840, 8771, 9122, 10024, 11456, 12530, 14320, 15680, 17542, 18244, 20048, 22805, 25060, 28640, 31927, 35084, 36488, 40096, 43855, 45610, 50120, 57280, 63854, 70168, 72976, 80192, 87710, 91220, 100240, 127708, 140336, 145952, 159635, 175420, 182440, 200480, 223489, 255416, 280672, 291904, 319270, 350840, 364880, 400960, 446978, 510832, 561344, 638540, 701680, 729760, 816419, 893956, 1021664, 1117445, 1277080, 1403360, 1459520, 1632838, 1787912, 2043328, 2234890, 2554160, 2806720, 3265676, 3575824, 4082095, 4469780, 5108320, 5714933, 6531352, 7151648, 8164190, 8939560, 10216640, 11429866, 13062704, 14303296, 16328380, 17879120, 22859732, 26125408, 28574665, 32656760, 35758240, 40004531, 45719464, 52250816, 57149330, 65313520, 71516480, 80009062, 91438928, 114298660, 130627040, 160018124, 182877856, 200022655, 228597320, 261254080, 320036248, 365755712, 400045310, 457194640, 640072496, 800090620, 914389280, 1280144992, 1600181240, 1828778560, 2560289984, 3200362480, 6400724960, 12801449920]

約数ペア:

[(1, 12801449920), (2, 6400724960), (4, 3200362480), (5, 2560289984), (7, 1828778560), (8, 1600181240), (10, 1280144992), (14, 914389280), (16, 800090620), (20, 640072496), (28, 457194640), (32, 400045310), (35, 365755712), (40, 320036248), (49, 261254080), (56, 228597320), (64, 200022655), (70, 182877856), (80, 160018124), (98, 130627040), (112, 114298660), (140, 91438928), (160, 80009062), (179, 71516480), (196, 65313520), (224, 57149330), (245, 52250816), (280, 45719464), (320, 40004531), (358, 35758240), (392, 32656760), (448, 28574665), (490, 26125408), (560, 22859732), (716, 17879120), (784, 16328380), (895, 14303296), (980, 13062704), (1120, 11429866), (1253, 10216640), (1432, 8939560), (1568, 8164190), (1790, 7151648), (1960, 6531352), (2240, 5714933), (2506, 5108320), (2864, 4469780), (3136, 4082095), (3580, 3575824), (3920, 3265676), (4561, 2806720), (5012, 2554160), (5728, 2234890), (6265, 2043328), (7160, 1787912), (7840, 1632838), (8771, 1459520), (9122, 1403360), (10024, 1277080), (11456, 1117445), (12530, 1021664), (14320, 893956), (15680, 816419), (17542, 729760), (18244, 701680), (20048, 638540), (22805, 561344), (25060, 510832), (28640, 446978), (31927, 400960), (35084, 364880), (36488, 350840), (40096, 319270), (43855, 291904), (45610, 280672), (50120, 255416), (57280, 223489), (63854, 200480), (70168, 182440), (72976, 175420), (80192, 159635), (87710, 145952), (91220, 140336), (100240, 127708)]