1200939040

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{79}}^1\times {\mathrm{277}}^1$

素因数の和:392

約数の個数: 192

約数和(自身を含む): 3362688000

約数和(自身を除く): 2161748960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 79, 80, 98, 112, 140, 158, 160, 196, 224, 245, 277, 280, 316, 343, 392, 395, 490, 553, 554, 560, 632, 686, 784, 790, 980, 1106, 1108, 1120, 1264, 1372, 1385, 1568, 1580, 1715, 1939, 1960, 2212, 2216, 2528, 2744, 2765, 2770, 3160, 3430, 3871, 3878, 3920, 4424, 4432, 5488, 5530, 5540, 6320, 6860, 7742, 7756, 7840, 8848, 8864, 9695, 10976, 11060, 11080, 12640, 13573, 13720, 15484, 15512, 17696, 19355, 19390, 21883, 22120, 22160, 27097, 27146, 27440, 30968, 31024, 38710, 38780, 43766, 44240, 44320, 54194, 54292, 54880, 61936, 62048, 67865, 77420, 77560, 87532, 88480, 95011, 108388, 108584, 109415, 123872, 135485, 135730, 153181, 154840, 155120, 175064, 190022, 216776, 217168, 218830, 270970, 271460, 306362, 309680, 310240, 350128, 380044, 433552, 434336, 437660, 475055, 541940, 542920, 612724, 619360, 700256, 760088, 765905, 867104, 875320, 950110, 1072267, 1083880, 1085840, 1225448, 1520176, 1531810, 1750640, 1900220, 2144534, 2167760, 2171680, 2450896, 3040352, 3063620, 3501280, 3800440, 4289068, 4335520, 4901792, 5361335, 6127240, 7505869, 7600880, 8578136, 10722670, 12254480, 15011738, 15201760, 17156272, 21445340, 24508960, 30023476, 34312544, 37529345, 42890680, 60046952, 75058690, 85781360, 120093904, 150117380, 171562720, 240187808, 300234760, 600469520, 1200939040]

約数ペア:

[(1, 1200939040), (2, 600469520), (4, 300234760), (5, 240187808), (7, 171562720), (8, 150117380), (10, 120093904), (14, 85781360), (16, 75058690), (20, 60046952), (28, 42890680), (32, 37529345), (35, 34312544), (40, 30023476), (49, 24508960), (56, 21445340), (70, 17156272), (79, 15201760), (80, 15011738), (98, 12254480), (112, 10722670), (140, 8578136), (158, 7600880), (160, 7505869), (196, 6127240), (224, 5361335), (245, 4901792), (277, 4335520), (280, 4289068), (316, 3800440), (343, 3501280), (392, 3063620), (395, 3040352), (490, 2450896), (553, 2171680), (554, 2167760), (560, 2144534), (632, 1900220), (686, 1750640), (784, 1531810), (790, 1520176), (980, 1225448), (1106, 1085840), (1108, 1083880), (1120, 1072267), (1264, 950110), (1372, 875320), (1385, 867104), (1568, 765905), (1580, 760088), (1715, 700256), (1939, 619360), (1960, 612724), (2212, 542920), (2216, 541940), (2528, 475055), (2744, 437660), (2765, 434336), (2770, 433552), (3160, 380044), (3430, 350128), (3871, 310240), (3878, 309680), (3920, 306362), (4424, 271460), (4432, 270970), (5488, 218830), (5530, 217168), (5540, 216776), (6320, 190022), (6860, 175064), (7742, 155120), (7756, 154840), (7840, 153181), (8848, 135730), (8864, 135485), (9695, 123872), (10976, 109415), (11060, 108584), (11080, 108388), (12640, 95011), (13573, 88480), (13720, 87532), (15484, 77560), (15512, 77420), (17696, 67865), (19355, 62048), (19390, 61936), (21883, 54880), (22120, 54292), (22160, 54194), (27097, 44320), (27146, 44240), (27440, 43766), (30968, 38780), (31024, 38710)]