261034560

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{233}}^1\times {\mathrm{389}}^1$

素因数の和:645

約数の個数: 168

約数和(自身を含む): 904021560

約数和(自身を除く): 642987000

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, 144, 160, 180, 192, 233, 240, 288, 320, 360, 389, 466, 480, 576, 699, 720, 778, 932, 960, 1165, 1167, 1398, 1440, 1556, 1864, 1945, 2097, 2330, 2334, 2796, 2880, 3112, 3495, 3501, 3728, 3890, 4194, 4660, 4668, 5592, 5835, 6224, 6990, 7002, 7456, 7780, 8388, 9320, 9336, 10485, 11184, 11670, 12448, 13980, 14004, 14912, 15560, 16776, 17505, 18640, 18672, 20970, 22368, 23340, 24896, 27960, 28008, 31120, 33552, 35010, 37280, 37344, 41940, 44736, 46680, 55920, 56016, 62240, 67104, 70020, 74560, 74688, 83880, 90637, 93360, 111840, 112032, 124480, 134208, 140040, 167760, 181274, 186720, 223680, 224064, 271911, 280080, 335520, 362548, 373440, 453185, 543822, 560160, 671040, 725096, 815733, 906370, 1087644, 1120320, 1359555, 1450192, 1631466, 1812740, 2175288, 2719110, 2900384, 3262932, 3625480, 4078665, 4350576, 5438220, 5800768, 6525864, 7250960, 8157330, 8701152, 10876440, 13051728, 14501920, 16314660, 17402304, 21752880, 26103456, 29003840, 32629320, 43505760, 52206912, 65258640, 87011520, 130517280, 261034560]

約数ペア:

[(1, 261034560), (2, 130517280), (3, 87011520), (4, 65258640), (5, 52206912), (6, 43505760), (8, 32629320), (9, 29003840), (10, 26103456), (12, 21752880), (15, 17402304), (16, 16314660), (18, 14501920), (20, 13051728), (24, 10876440), (30, 8701152), (32, 8157330), (36, 7250960), (40, 6525864), (45, 5800768), (48, 5438220), (60, 4350576), (64, 4078665), (72, 3625480), (80, 3262932), (90, 2900384), (96, 2719110), (120, 2175288), (144, 1812740), (160, 1631466), (180, 1450192), (192, 1359555), (233, 1120320), (240, 1087644), (288, 906370), (320, 815733), (360, 725096), (389, 671040), (466, 560160), (480, 543822), (576, 453185), (699, 373440), (720, 362548), (778, 335520), (932, 280080), (960, 271911), (1165, 224064), (1167, 223680), (1398, 186720), (1440, 181274), (1556, 167760), (1864, 140040), (1945, 134208), (2097, 124480), (2330, 112032), (2334, 111840), (2796, 93360), (2880, 90637), (3112, 83880), (3495, 74688), (3501, 74560), (3728, 70020), (3890, 67104), (4194, 62240), (4660, 56016), (4668, 55920), (5592, 46680), (5835, 44736), (6224, 41940), (6990, 37344), (7002, 37280), (7456, 35010), (7780, 33552), (8388, 31120), (9320, 28008), (9336, 27960), (10485, 24896), (11184, 23340), (11670, 22368), (12448, 20970), (13980, 18672), (14004, 18640), (14912, 17505), (15560, 16776)]