128580491392

素因数分解:

$2^7\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{19919}}^1$

素因数の和:20046

約数の個数: 128

約数和(自身を含む): 277955712000

約数和(自身を除く): 149375220608

約数列:

[1, 2, 4, 8, 16, 29, 32, 37, 47, 58, 64, 74, 94, 116, 128, 148, 188, 232, 296, 376, 464, 592, 752, 928, 1073, 1184, 1363, 1504, 1739, 1856, 2146, 2368, 2726, 3008, 3478, 3712, 4292, 4736, 5452, 6016, 6956, 8584, 10904, 13912, 17168, 19919, 21808, 27824, 34336, 39838, 43616, 50431, 55648, 68672, 79676, 87232, 100862, 111296, 137344, 159352, 174464, 201724, 222592, 318704, 403448, 577651, 637408, 737003, 806896, 936193, 1155302, 1274816, 1474006, 1613792, 1872386, 2310604, 2549632, 2948012, 3227584, 3744772, 4621208, 5896024, 6455168, 7489544, 9242416, 11792048, 14979088, 18484832, 21373087, 23584096, 27149597, 29958176, 34639141, 36969664, 42746174, 47168192, 54299194, 59916352, 69278282, 73939328, 85492348, 94336384, 108598388, 119832704, 138556564, 170984696, 217196776, 277113128, 341969392, 434393552, 554226256, 683938784, 868787104, 1004535089, 1108452512, 1367877568, 1737574208, 2009070178, 2216905024, 2735755136, 3475148416, 4018140356, 4433810048, 8036280712, 16072561424, 32145122848, 64290245696, 128580491392]

約数ペア:

[(1, 128580491392), (2, 64290245696), (4, 32145122848), (8, 16072561424), (16, 8036280712), (29, 4433810048), (32, 4018140356), (37, 3475148416), (47, 2735755136), (58, 2216905024), (64, 2009070178), (74, 1737574208), (94, 1367877568), (116, 1108452512), (128, 1004535089), (148, 868787104), (188, 683938784), (232, 554226256), (296, 434393552), (376, 341969392), (464, 277113128), (592, 217196776), (752, 170984696), (928, 138556564), (1073, 119832704), (1184, 108598388), (1363, 94336384), (1504, 85492348), (1739, 73939328), (1856, 69278282), (2146, 59916352), (2368, 54299194), (2726, 47168192), (3008, 42746174), (3478, 36969664), (3712, 34639141), (4292, 29958176), (4736, 27149597), (5452, 23584096), (6016, 21373087), (6956, 18484832), (8584, 14979088), (10904, 11792048), (13912, 9242416), (17168, 7489544), (19919, 6455168), (21808, 5896024), (27824, 4621208), (34336, 3744772), (39838, 3227584), (43616, 2948012), (50431, 2549632), (55648, 2310604), (68672, 1872386), (79676, 1613792), (87232, 1474006), (100862, 1274816), (111296, 1155302), (137344, 936193), (159352, 806896), (174464, 737003), (201724, 637408), (222592, 577651), (318704, 403448)]