260804160

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{661}}^1$

素因数の和:821

約数の個数: 168

約数和(自身を含む): 904972536

約数和(自身を除く): 644168376

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, 64, 72, 80, 90, 96, 120, 137, 144, 160, 180, 192, 240, 274, 288, 320, 360, 411, 480, 548, 576, 661, 685, 720, 822, 960, 1096, 1233, 1322, 1370, 1440, 1644, 1983, 2055, 2192, 2466, 2644, 2740, 2880, 3288, 3305, 3966, 4110, 4384, 4932, 5288, 5480, 5949, 6165, 6576, 6610, 7932, 8220, 8768, 9864, 9915, 10576, 10960, 11898, 12330, 13152, 13220, 15864, 16440, 19728, 19830, 21152, 21920, 23796, 24660, 26304, 26440, 29745, 31728, 32880, 39456, 39660, 42304, 43840, 47592, 49320, 52880, 59490, 63456, 65760, 78912, 79320, 90557, 95184, 98640, 105760, 118980, 126912, 131520, 158640, 181114, 190368, 197280, 211520, 237960, 271671, 317280, 362228, 380736, 394560, 452785, 475920, 543342, 634560, 724456, 815013, 905570, 951840, 1086684, 1358355, 1448912, 1630026, 1811140, 1903680, 2173368, 2716710, 2897824, 3260052, 3622280, 4075065, 4346736, 5433420, 5795648, 6520104, 7244560, 8150130, 8693472, 10866840, 13040208, 14489120, 16300260, 17386944, 21733680, 26080416, 28978240, 32600520, 43467360, 52160832, 65201040, 86934720, 130402080, 260804160]

約数ペア:

[(1, 260804160), (2, 130402080), (3, 86934720), (4, 65201040), (5, 52160832), (6, 43467360), (8, 32600520), (9, 28978240), (10, 26080416), (12, 21733680), (15, 17386944), (16, 16300260), (18, 14489120), (20, 13040208), (24, 10866840), (30, 8693472), (32, 8150130), (36, 7244560), (40, 6520104), (45, 5795648), (48, 5433420), (60, 4346736), (64, 4075065), (72, 3622280), (80, 3260052), (90, 2897824), (96, 2716710), (120, 2173368), (137, 1903680), (144, 1811140), (160, 1630026), (180, 1448912), (192, 1358355), (240, 1086684), (274, 951840), (288, 905570), (320, 815013), (360, 724456), (411, 634560), (480, 543342), (548, 475920), (576, 452785), (661, 394560), (685, 380736), (720, 362228), (822, 317280), (960, 271671), (1096, 237960), (1233, 211520), (1322, 197280), (1370, 190368), (1440, 181114), (1644, 158640), (1983, 131520), (2055, 126912), (2192, 118980), (2466, 105760), (2644, 98640), (2740, 95184), (2880, 90557), (3288, 79320), (3305, 78912), (3966, 65760), (4110, 63456), (4384, 59490), (4932, 52880), (5288, 49320), (5480, 47592), (5949, 43840), (6165, 42304), (6576, 39660), (6610, 39456), (7932, 32880), (8220, 31728), (8768, 29745), (9864, 26440), (9915, 26304), (10576, 24660), (10960, 23796), (11898, 21920), (12330, 21152), (13152, 19830), (13220, 19728), (15864, 16440)]