20642234880

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{72643}}^1$

素因数の和:72706

約数の個数: 160

約数和(自身を含む): 67775108544

約数和(自身を除く): 47132873664

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 64, 74, 80, 96, 111, 120, 128, 148, 160, 185, 192, 222, 240, 256, 296, 320, 370, 384, 444, 480, 512, 555, 592, 640, 740, 768, 888, 960, 1110, 1184, 1280, 1480, 1536, 1776, 1920, 2220, 2368, 2560, 2960, 3552, 3840, 4440, 4736, 5920, 7104, 7680, 8880, 9472, 11840, 14208, 17760, 18944, 23680, 28416, 35520, 47360, 56832, 71040, 72643, 94720, 142080, 145286, 217929, 284160, 290572, 363215, 435858, 581144, 726430, 871716, 1089645, 1162288, 1452860, 1743432, 2179290, 2324576, 2687791, 2905720, 3486864, 4358580, 4649152, 5375582, 5811440, 6973728, 8063373, 8717160, 9298304, 10751164, 11622880, 13438955, 13947456, 16126746, 17434320, 18596608, 21502328, 23245760, 26877910, 27894912, 32253492, 34868640, 37193216, 40316865, 43004656, 46491520, 53755820, 55789824, 64506984, 69737280, 80633730, 86009312, 92983040, 107511640, 111579648, 129013968, 139474560, 161267460, 172018624, 185966080, 215023280, 258027936, 278949120, 322534920, 344037248, 430046560, 516055872, 557898240, 645069840, 688074496, 860093120, 1032111744, 1290139680, 1376148992, 1720186240, 2064223488, 2580279360, 3440372480, 4128446976, 5160558720, 6880744960, 10321117440, 20642234880]

約数ペア:

[(1, 20642234880), (2, 10321117440), (3, 6880744960), (4, 5160558720), (5, 4128446976), (6, 3440372480), (8, 2580279360), (10, 2064223488), (12, 1720186240), (15, 1376148992), (16, 1290139680), (20, 1032111744), (24, 860093120), (30, 688074496), (32, 645069840), (37, 557898240), (40, 516055872), (48, 430046560), (60, 344037248), (64, 322534920), (74, 278949120), (80, 258027936), (96, 215023280), (111, 185966080), (120, 172018624), (128, 161267460), (148, 139474560), (160, 129013968), (185, 111579648), (192, 107511640), (222, 92983040), (240, 86009312), (256, 80633730), (296, 69737280), (320, 64506984), (370, 55789824), (384, 53755820), (444, 46491520), (480, 43004656), (512, 40316865), (555, 37193216), (592, 34868640), (640, 32253492), (740, 27894912), (768, 26877910), (888, 23245760), (960, 21502328), (1110, 18596608), (1184, 17434320), (1280, 16126746), (1480, 13947456), (1536, 13438955), (1776, 11622880), (1920, 10751164), (2220, 9298304), (2368, 8717160), (2560, 8063373), (2960, 6973728), (3552, 5811440), (3840, 5375582), (4440, 4649152), (4736, 4358580), (5920, 3486864), (7104, 2905720), (7680, 2687791), (8880, 2324576), (9472, 2179290), (11840, 1743432), (14208, 1452860), (17760, 1162288), (18944, 1089645), (23680, 871716), (28416, 726430), (35520, 581144), (47360, 435858), (56832, 363215), (71040, 290572), (72643, 284160), (94720, 217929), (142080, 145286)]