65744640

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1$

素因数の和:479

約数の個数: 216

約数和(自身を含む): 245525280

約数和(自身を除く): 179780640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 256, 260, 288, 312, 320, 360, 384, 390, 416, 439, 468, 480, 520, 576, 585, 624, 640, 720, 768, 780, 832, 878, 936, 960, 1040, 1152, 1170, 1248, 1280, 1317, 1440, 1560, 1664, 1756, 1872, 1920, 2080, 2195, 2304, 2340, 2496, 2634, 2880, 3120, 3328, 3512, 3744, 3840, 3951, 4160, 4390, 4680, 4992, 5268, 5707, 5760, 6240, 6585, 7024, 7488, 7902, 8320, 8780, 9360, 9984, 10536, 11414, 11520, 12480, 13170, 14048, 14976, 15804, 16640, 17121, 17560, 18720, 19755, 21072, 22828, 24960, 26340, 28096, 28535, 29952, 31608, 34242, 35120, 37440, 39510, 42144, 45656, 49920, 51363, 52680, 56192, 57070, 63216, 68484, 70240, 74880, 79020, 84288, 85605, 91312, 102726, 105360, 112384, 114140, 126432, 136968, 140480, 149760, 158040, 168576, 171210, 182624, 205452, 210720, 228280, 252864, 256815, 273936, 280960, 316080, 337152, 342420, 365248, 410904, 421440, 456560, 505728, 513630, 547872, 561920, 632160, 684840, 730496, 821808, 842880, 913120, 1011456, 1027260, 1095744, 1264320, 1369680, 1460992, 1643616, 1685760, 1826240, 2054520, 2191488, 2528640, 2739360, 3287232, 3652480, 4109040, 4382976, 5057280, 5478720, 6574464, 7304960, 8218080, 10957440, 13148928, 16436160, 21914880, 32872320, 65744640]

約数ペア:

[(1, 65744640), (2, 32872320), (3, 21914880), (4, 16436160), (5, 13148928), (6, 10957440), (8, 8218080), (9, 7304960), (10, 6574464), (12, 5478720), (13, 5057280), (15, 4382976), (16, 4109040), (18, 3652480), (20, 3287232), (24, 2739360), (26, 2528640), (30, 2191488), (32, 2054520), (36, 1826240), (39, 1685760), (40, 1643616), (45, 1460992), (48, 1369680), (52, 1264320), (60, 1095744), (64, 1027260), (65, 1011456), (72, 913120), (78, 842880), (80, 821808), (90, 730496), (96, 684840), (104, 632160), (117, 561920), (120, 547872), (128, 513630), (130, 505728), (144, 456560), (156, 421440), (160, 410904), (180, 365248), (192, 342420), (195, 337152), (208, 316080), (234, 280960), (240, 273936), (256, 256815), (260, 252864), (288, 228280), (312, 210720), (320, 205452), (360, 182624), (384, 171210), (390, 168576), (416, 158040), (439, 149760), (468, 140480), (480, 136968), (520, 126432), (576, 114140), (585, 112384), (624, 105360), (640, 102726), (720, 91312), (768, 85605), (780, 84288), (832, 79020), (878, 74880), (936, 70240), (960, 68484), (1040, 63216), (1152, 57070), (1170, 56192), (1248, 52680), (1280, 51363), (1317, 49920), (1440, 45656), (1560, 42144), (1664, 39510), (1756, 37440), (1872, 35120), (1920, 34242), (2080, 31608), (2195, 29952), (2304, 28535), (2340, 28096), (2496, 26340), (2634, 24960), (2880, 22828), (3120, 21072), (3328, 19755), (3512, 18720), (3744, 17560), (3840, 17121), (3951, 16640), (4160, 15804), (4390, 14976), (4680, 14048), (4992, 13170), (5268, 12480), (5707, 11520), (5760, 11414), (6240, 10536), (6585, 9984), (7024, 9360), (7488, 8780), (7902, 8320)]