264590720

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{293}}^1$

素因数の和:412

約数の個数: 128

約数和(自身を含む): 680127840

約数和(自身を除く): 415537120

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 83, 85, 128, 136, 160, 166, 170, 272, 293, 320, 332, 340, 415, 544, 586, 640, 664, 680, 830, 1088, 1172, 1328, 1360, 1411, 1465, 1660, 2176, 2344, 2656, 2720, 2822, 2930, 3320, 4688, 4981, 5312, 5440, 5644, 5860, 6640, 7055, 9376, 9962, 10624, 10880, 11288, 11720, 13280, 14110, 18752, 19924, 22576, 23440, 24319, 24905, 26560, 28220, 37504, 39848, 45152, 46880, 48638, 49810, 53120, 56440, 79696, 90304, 93760, 97276, 99620, 112880, 121595, 159392, 180608, 187520, 194552, 199240, 225760, 243190, 318784, 389104, 398480, 413423, 451520, 486380, 637568, 778208, 796960, 826846, 903040, 972760, 1556416, 1593920, 1653692, 1945520, 2067115, 3112832, 3187840, 3307384, 3891040, 4134230, 6614768, 7782080, 8268460, 13229536, 15564160, 16536920, 26459072, 33073840, 52918144, 66147680, 132295360, 264590720]

約数ペア:

[(1, 264590720), (2, 132295360), (4, 66147680), (5, 52918144), (8, 33073840), (10, 26459072), (16, 16536920), (17, 15564160), (20, 13229536), (32, 8268460), (34, 7782080), (40, 6614768), (64, 4134230), (68, 3891040), (80, 3307384), (83, 3187840), (85, 3112832), (128, 2067115), (136, 1945520), (160, 1653692), (166, 1593920), (170, 1556416), (272, 972760), (293, 903040), (320, 826846), (332, 796960), (340, 778208), (415, 637568), (544, 486380), (586, 451520), (640, 413423), (664, 398480), (680, 389104), (830, 318784), (1088, 243190), (1172, 225760), (1328, 199240), (1360, 194552), (1411, 187520), (1465, 180608), (1660, 159392), (2176, 121595), (2344, 112880), (2656, 99620), (2720, 97276), (2822, 93760), (2930, 90304), (3320, 79696), (4688, 56440), (4981, 53120), (5312, 49810), (5440, 48638), (5644, 46880), (5860, 45152), (6640, 39848), (7055, 37504), (9376, 28220), (9962, 26560), (10624, 24905), (10880, 24319), (11288, 23440), (11720, 22576), (13280, 19924), (14110, 18752)]