1640934355680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{54401}}^1\times {\mathrm{20947}}^1$

素因数の和:75369

約数の個数: 144

約数和(自身を含む): 5600058753744

約数和(自身を除く): 3959124398064

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 20947, 41894, 54401, 62841, 83788, 104735, 108802, 125682, 163203, 167576, 188523, 209470, 217604, 251364, 272005, 314205, 326406, 335152, 377046, 418940, 435208, 489609, 502728, 544010, 628410, 652812, 670304, 754092, 816015, 837880, 870416, 942615, 979218, 1005456, 1088020, 1256820, 1305624, 1508184, 1632030, 1675760, 1740832, 1885230, 1958436, 2010912, 2176040, 2448045, 2513640, 2611248, 3016368, 3264060, 3351520, 3770460, 3916872, 4352080, 4896090, 5027280, 5222496, 6032736, 6528120, 7540920, 7833744, 8704160, 9792180, 10054560, 13056240, 15081840, 15667488, 19584360, 26112480, 30163680, 39168720, 78337440, 1139537747, 2279075494, 3418613241, 4558150988, 5697688735, 6837226482, 9116301976, 10255839723, 11395377470, 13674452964, 17093066205, 18232603952, 20511679446, 22790754940, 27348905928, 34186132410, 36465207904, 41023358892, 45581509880, 51279198615, 54697811856, 68372264820, 82046717784, 91163019760, 102558397230, 109395623712, 136744529640, 164093435568, 182326039520, 205116794460, 273489059280, 328186871136, 410233588920, 546978118560, 820467177840, 1640934355680]

約数ペア:

[(1, 1640934355680), (2, 820467177840), (3, 546978118560), (4, 410233588920), (5, 328186871136), (6, 273489059280), (8, 205116794460), (9, 182326039520), (10, 164093435568), (12, 136744529640), (15, 109395623712), (16, 102558397230), (18, 91163019760), (20, 82046717784), (24, 68372264820), (30, 54697811856), (32, 51279198615), (36, 45581509880), (40, 41023358892), (45, 36465207904), (48, 34186132410), (60, 27348905928), (72, 22790754940), (80, 20511679446), (90, 18232603952), (96, 17093066205), (120, 13674452964), (144, 11395377470), (160, 10255839723), (180, 9116301976), (240, 6837226482), (288, 5697688735), (360, 4558150988), (480, 3418613241), (720, 2279075494), (1440, 1139537747), (20947, 78337440), (41894, 39168720), (54401, 30163680), (62841, 26112480), (83788, 19584360), (104735, 15667488), (108802, 15081840), (125682, 13056240), (163203, 10054560), (167576, 9792180), (188523, 8704160), (209470, 7833744), (217604, 7540920), (251364, 6528120), (272005, 6032736), (314205, 5222496), (326406, 5027280), (335152, 4896090), (377046, 4352080), (418940, 3916872), (435208, 3770460), (489609, 3351520), (502728, 3264060), (544010, 3016368), (628410, 2611248), (652812, 2513640), (670304, 2448045), (754092, 2176040), (816015, 2010912), (837880, 1958436), (870416, 1885230), (942615, 1740832), (979218, 1675760), (1005456, 1632030), (1088020, 1508184), (1256820, 1305624)]