208971360

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^2$

素因数の和:159

約数の個数: 288

約数和(自身を含む): 800785440

約数和(自身を除く): 591814080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 61, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 122, 130, 135, 144, 156, 160, 180, 183, 195, 208, 216, 234, 240, 244, 260, 270, 288, 305, 312, 351, 360, 366, 390, 416, 432, 468, 480, 488, 520, 540, 549, 585, 610, 624, 702, 720, 732, 780, 793, 864, 915, 936, 976, 1040, 1080, 1098, 1170, 1220, 1248, 1404, 1440, 1464, 1560, 1586, 1647, 1755, 1830, 1872, 1952, 2080, 2160, 2196, 2340, 2379, 2440, 2745, 2808, 2928, 3120, 3172, 3294, 3510, 3660, 3721, 3744, 3965, 4320, 4392, 4680, 4758, 4880, 5490, 5616, 5856, 6240, 6344, 6588, 7020, 7137, 7320, 7442, 7930, 8235, 8784, 9360, 9516, 9760, 10980, 11163, 11232, 11895, 12688, 13176, 14040, 14274, 14640, 14884, 15860, 16470, 17568, 18605, 18720, 19032, 21411, 21960, 22326, 23790, 25376, 26352, 28080, 28548, 29280, 29768, 31720, 32940, 33489, 35685, 37210, 38064, 42822, 43920, 44652, 47580, 48373, 52704, 55815, 56160, 57096, 59536, 63440, 65880, 66978, 71370, 74420, 76128, 85644, 87840, 89304, 95160, 96746, 100467, 107055, 111630, 114192, 119072, 126880, 131760, 133956, 142740, 145119, 148840, 167445, 171288, 178608, 190320, 193492, 200934, 214110, 223260, 228384, 241865, 263520, 267912, 285480, 290238, 297680, 334890, 342576, 357216, 380640, 386984, 401868, 428220, 435357, 446520, 483730, 502335, 535824, 570960, 580476, 595360, 669780, 685152, 725595, 773968, 803736, 856440, 870714, 893040, 967460, 1004670, 1071648, 1141920, 1160952, 1306071, 1339560, 1451190, 1547936, 1607472, 1712880, 1741428, 1786080, 1934920, 2009340, 2176785, 2321904, 2612142, 2679120, 2902380, 3214944, 3425760, 3482856, 3869840, 4018680, 4353570, 4643808, 5224284, 5358240, 5804760, 6530355, 6965712, 7739680, 8037360, 8707140, 10448568, 11609520, 13060710, 13931424, 16074720, 17414280, 20897136, 23219040, 26121420, 34828560, 41794272, 52242840, 69657120, 104485680, 208971360]

約数ペア:

[(1, 208971360), (2, 104485680), (3, 69657120), (4, 52242840), (5, 41794272), (6, 34828560), (8, 26121420), (9, 23219040), (10, 20897136), (12, 17414280), (13, 16074720), (15, 13931424), (16, 13060710), (18, 11609520), (20, 10448568), (24, 8707140), (26, 8037360), (27, 7739680), (30, 6965712), (32, 6530355), (36, 5804760), (39, 5358240), (40, 5224284), (45, 4643808), (48, 4353570), (52, 4018680), (54, 3869840), (60, 3482856), (61, 3425760), (65, 3214944), (72, 2902380), (78, 2679120), (80, 2612142), (90, 2321904), (96, 2176785), (104, 2009340), (108, 1934920), (117, 1786080), (120, 1741428), (122, 1712880), (130, 1607472), (135, 1547936), (144, 1451190), (156, 1339560), (160, 1306071), (180, 1160952), (183, 1141920), (195, 1071648), (208, 1004670), (216, 967460), (234, 893040), (240, 870714), (244, 856440), (260, 803736), (270, 773968), (288, 725595), (305, 685152), (312, 669780), (351, 595360), (360, 580476), (366, 570960), (390, 535824), (416, 502335), (432, 483730), (468, 446520), (480, 435357), (488, 428220), (520, 401868), (540, 386984), (549, 380640), (585, 357216), (610, 342576), (624, 334890), (702, 297680), (720, 290238), (732, 285480), (780, 267912), (793, 263520), (864, 241865), (915, 228384), (936, 223260), (976, 214110), (1040, 200934), (1080, 193492), (1098, 190320), (1170, 178608), (1220, 171288), (1248, 167445), (1404, 148840), (1440, 145119), (1464, 142740), (1560, 133956), (1586, 131760), (1647, 126880), (1755, 119072), (1830, 114192), (1872, 111630), (1952, 107055), (2080, 100467), (2160, 96746), (2196, 95160), (2340, 89304), (2379, 87840), (2440, 85644), (2745, 76128), (2808, 74420), (2928, 71370), (3120, 66978), (3172, 65880), (3294, 63440), (3510, 59536), (3660, 57096), (3721, 56160), (3744, 55815), (3965, 52704), (4320, 48373), (4392, 47580), (4680, 44652), (4758, 43920), (4880, 42822), (5490, 38064), (5616, 37210), (5856, 35685), (6240, 33489), (6344, 32940), (6588, 31720), (7020, 29768), (7137, 29280), (7320, 28548), (7442, 28080), (7930, 26352), (8235, 25376), (8784, 23790), (9360, 22326), (9516, 21960), (9760, 21411), (10980, 19032), (11163, 18720), (11232, 18605), (11895, 17568), (12688, 16470), (13176, 15860), (14040, 14884), (14274, 14640)]