1303893760

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{617}}^1$

素因数の和:778

約数の個数: 144

約数和(自身を含む): 3395460096

約数和(自身を除く): 2091566336

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 127, 128, 130, 160, 208, 254, 256, 260, 320, 416, 508, 520, 617, 635, 640, 832, 1016, 1040, 1234, 1270, 1280, 1651, 1664, 2032, 2080, 2468, 2540, 3085, 3302, 3328, 4064, 4160, 4936, 5080, 6170, 6604, 8021, 8128, 8255, 8320, 9872, 10160, 12340, 13208, 16042, 16256, 16510, 16640, 19744, 20320, 24680, 26416, 32084, 32512, 33020, 39488, 40105, 40640, 49360, 52832, 64168, 66040, 78359, 78976, 80210, 81280, 98720, 105664, 128336, 132080, 156718, 157952, 160420, 162560, 197440, 211328, 256672, 264160, 313436, 320840, 391795, 394880, 422656, 513344, 528320, 626872, 641680, 783590, 789760, 1018667, 1026688, 1056640, 1253744, 1283360, 1567180, 2037334, 2053376, 2113280, 2507488, 2566720, 3134360, 4074668, 5014976, 5093335, 5133440, 6268720, 8149336, 10029952, 10186670, 10266880, 12537440, 16298672, 20059904, 20373340, 25074880, 32597344, 40746680, 50149760, 65194688, 81493360, 100299520, 130389376, 162986720, 260778752, 325973440, 651946880, 1303893760]

約数ペア:

[(1, 1303893760), (2, 651946880), (4, 325973440), (5, 260778752), (8, 162986720), (10, 130389376), (13, 100299520), (16, 81493360), (20, 65194688), (26, 50149760), (32, 40746680), (40, 32597344), (52, 25074880), (64, 20373340), (65, 20059904), (80, 16298672), (104, 12537440), (127, 10266880), (128, 10186670), (130, 10029952), (160, 8149336), (208, 6268720), (254, 5133440), (256, 5093335), (260, 5014976), (320, 4074668), (416, 3134360), (508, 2566720), (520, 2507488), (617, 2113280), (635, 2053376), (640, 2037334), (832, 1567180), (1016, 1283360), (1040, 1253744), (1234, 1056640), (1270, 1026688), (1280, 1018667), (1651, 789760), (1664, 783590), (2032, 641680), (2080, 626872), (2468, 528320), (2540, 513344), (3085, 422656), (3302, 394880), (3328, 391795), (4064, 320840), (4160, 313436), (4936, 264160), (5080, 256672), (6170, 211328), (6604, 197440), (8021, 162560), (8128, 160420), (8255, 157952), (8320, 156718), (9872, 132080), (10160, 128336), (12340, 105664), (13208, 98720), (16042, 81280), (16256, 80210), (16510, 78976), (16640, 78359), (19744, 66040), (20320, 64168), (24680, 52832), (26416, 49360), (32084, 40640), (32512, 40105), (33020, 39488)]