1995575040

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{557}}^1$

素因数の和:895

約数の個数: 216

約数和(自身を含む): 6939118368

約数和(自身を除く): 4943543328

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, 128, 144, 160, 180, 192, 240, 256, 288, 311, 320, 360, 384, 480, 557, 576, 622, 640, 720, 768, 933, 960, 1114, 1152, 1244, 1280, 1440, 1555, 1671, 1866, 1920, 2228, 2304, 2488, 2785, 2799, 2880, 3110, 3342, 3732, 3840, 4456, 4665, 4976, 5013, 5570, 5598, 5760, 6220, 6684, 7464, 8355, 8912, 9330, 9952, 10026, 11140, 11196, 11520, 12440, 13368, 13995, 14928, 16710, 17824, 18660, 19904, 20052, 22280, 22392, 24880, 25065, 26736, 27990, 29856, 33420, 35648, 37320, 39808, 40104, 44560, 44784, 49760, 50130, 53472, 55980, 59712, 66840, 71296, 74640, 79616, 80208, 89120, 89568, 99520, 100260, 106944, 111960, 119424, 133680, 142592, 149280, 160416, 173227, 178240, 179136, 199040, 200520, 213888, 223920, 238848, 267360, 298560, 320832, 346454, 356480, 358272, 398080, 401040, 427776, 447840, 519681, 534720, 597120, 641664, 692908, 712960, 716544, 802080, 866135, 895680, 1039362, 1069440, 1194240, 1283328, 1385816, 1559043, 1604160, 1732270, 1791360, 2078724, 2138880, 2598405, 2771632, 3118086, 3208320, 3464540, 3582720, 4157448, 5196810, 5543264, 6236172, 6416640, 6929080, 7795215, 8314896, 10393620, 11086528, 12472344, 13858160, 15590430, 16629792, 20787240, 22173056, 24944688, 27716320, 31180860, 33259584, 41574480, 44346112, 49889376, 55432640, 62361720, 66519168, 83148960, 99778752, 110865280, 124723440, 133038336, 166297920, 199557504, 221730560, 249446880, 332595840, 399115008, 498893760, 665191680, 997787520, 1995575040]

約数ペア:

[(1, 1995575040), (2, 997787520), (3, 665191680), (4, 498893760), (5, 399115008), (6, 332595840), (8, 249446880), (9, 221730560), (10, 199557504), (12, 166297920), (15, 133038336), (16, 124723440), (18, 110865280), (20, 99778752), (24, 83148960), (30, 66519168), (32, 62361720), (36, 55432640), (40, 49889376), (45, 44346112), (48, 41574480), (60, 33259584), (64, 31180860), (72, 27716320), (80, 24944688), (90, 22173056), (96, 20787240), (120, 16629792), (128, 15590430), (144, 13858160), (160, 12472344), (180, 11086528), (192, 10393620), (240, 8314896), (256, 7795215), (288, 6929080), (311, 6416640), (320, 6236172), (360, 5543264), (384, 5196810), (480, 4157448), (557, 3582720), (576, 3464540), (622, 3208320), (640, 3118086), (720, 2771632), (768, 2598405), (933, 2138880), (960, 2078724), (1114, 1791360), (1152, 1732270), (1244, 1604160), (1280, 1559043), (1440, 1385816), (1555, 1283328), (1671, 1194240), (1866, 1069440), (1920, 1039362), (2228, 895680), (2304, 866135), (2488, 802080), (2785, 716544), (2799, 712960), (2880, 692908), (3110, 641664), (3342, 597120), (3732, 534720), (3840, 519681), (4456, 447840), (4665, 427776), (4976, 401040), (5013, 398080), (5570, 358272), (5598, 356480), (5760, 346454), (6220, 320832), (6684, 298560), (7464, 267360), (8355, 238848), (8912, 223920), (9330, 213888), (9952, 200520), (10026, 199040), (11140, 179136), (11196, 178240), (11520, 173227), (12440, 160416), (13368, 149280), (13995, 142592), (14928, 133680), (16710, 119424), (17824, 111960), (18660, 106944), (19904, 100260), (20052, 99520), (22280, 89568), (22392, 89120), (24880, 80208), (25065, 79616), (26736, 74640), (27990, 71296), (29856, 66840), (33420, 59712), (35648, 55980), (37320, 53472), (39808, 50130), (40104, 49760), (44560, 44784)]