249446880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{557}}^1$

素因数の和:889

約数の個数: 144

約数和(自身を含む): 855507744

約数和(自身を除く): 606060864

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, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 311, 360, 480, 557, 622, 720, 933, 1114, 1244, 1440, 1555, 1671, 1866, 2228, 2488, 2785, 2799, 3110, 3342, 3732, 4456, 4665, 4976, 5013, 5570, 5598, 6220, 6684, 7464, 8355, 8912, 9330, 9952, 10026, 11140, 11196, 12440, 13368, 13995, 14928, 16710, 17824, 18660, 20052, 22280, 22392, 24880, 25065, 26736, 27990, 29856, 33420, 37320, 40104, 44560, 44784, 49760, 50130, 53472, 55980, 66840, 74640, 80208, 89120, 89568, 100260, 111960, 133680, 149280, 160416, 173227, 200520, 223920, 267360, 346454, 401040, 447840, 519681, 692908, 802080, 866135, 1039362, 1385816, 1559043, 1732270, 2078724, 2598405, 2771632, 3118086, 3464540, 4157448, 5196810, 5543264, 6236172, 6929080, 7795215, 8314896, 10393620, 12472344, 13858160, 15590430, 16629792, 20787240, 24944688, 27716320, 31180860, 41574480, 49889376, 62361720, 83148960, 124723440, 249446880]

約数ペア:

[(1, 249446880), (2, 124723440), (3, 83148960), (4, 62361720), (5, 49889376), (6, 41574480), (8, 31180860), (9, 27716320), (10, 24944688), (12, 20787240), (15, 16629792), (16, 15590430), (18, 13858160), (20, 12472344), (24, 10393620), (30, 8314896), (32, 7795215), (36, 6929080), (40, 6236172), (45, 5543264), (48, 5196810), (60, 4157448), (72, 3464540), (80, 3118086), (90, 2771632), (96, 2598405), (120, 2078724), (144, 1732270), (160, 1559043), (180, 1385816), (240, 1039362), (288, 866135), (311, 802080), (360, 692908), (480, 519681), (557, 447840), (622, 401040), (720, 346454), (933, 267360), (1114, 223920), (1244, 200520), (1440, 173227), (1555, 160416), (1671, 149280), (1866, 133680), (2228, 111960), (2488, 100260), (2785, 89568), (2799, 89120), (3110, 80208), (3342, 74640), (3732, 66840), (4456, 55980), (4665, 53472), (4976, 50130), (5013, 49760), (5570, 44784), (5598, 44560), (6220, 40104), (6684, 37320), (7464, 33420), (8355, 29856), (8912, 27990), (9330, 26736), (9952, 25065), (10026, 24880), (11140, 22392), (11196, 22280), (12440, 20052), (13368, 18660), (13995, 17824), (14928, 16710)]