664369920

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{571}}^1$

素因数の和:699

約数の個数: 216

約数和(自身を含む): 2325475152

約数和(自身を除く): 1661105232

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, 101, 120, 128, 144, 160, 180, 192, 202, 240, 256, 288, 303, 320, 360, 384, 404, 480, 505, 571, 576, 606, 640, 720, 768, 808, 909, 960, 1010, 1142, 1152, 1212, 1280, 1440, 1515, 1616, 1713, 1818, 1920, 2020, 2284, 2304, 2424, 2855, 2880, 3030, 3232, 3426, 3636, 3840, 4040, 4545, 4568, 4848, 5139, 5710, 5760, 6060, 6464, 6852, 7272, 8080, 8565, 9090, 9136, 9696, 10278, 11420, 11520, 12120, 12928, 13704, 14544, 16160, 17130, 18180, 18272, 19392, 20556, 22840, 24240, 25695, 25856, 27408, 29088, 32320, 34260, 36360, 36544, 38784, 41112, 45680, 48480, 51390, 54816, 57671, 58176, 64640, 68520, 72720, 73088, 77568, 82224, 91360, 96960, 102780, 109632, 115342, 116352, 129280, 137040, 145440, 146176, 164448, 173013, 182720, 193920, 205560, 219264, 230684, 232704, 274080, 288355, 290880, 328896, 346026, 365440, 387840, 411120, 438528, 461368, 519039, 548160, 576710, 581760, 657792, 692052, 730880, 822240, 865065, 922736, 1038078, 1096320, 1153420, 1163520, 1315584, 1384104, 1644480, 1730130, 1845472, 2076156, 2192640, 2306840, 2595195, 2768208, 3288960, 3460260, 3690944, 4152312, 4613680, 5190390, 5536416, 6577920, 6920520, 7381888, 8304624, 9227360, 10380780, 11072832, 13841040, 14763776, 16609248, 18454720, 20761560, 22145664, 27682080, 33218496, 36909440, 41523120, 44291328, 55364160, 66436992, 73818880, 83046240, 110728320, 132873984, 166092480, 221456640, 332184960, 664369920]

約数ペア:

[(1, 664369920), (2, 332184960), (3, 221456640), (4, 166092480), (5, 132873984), (6, 110728320), (8, 83046240), (9, 73818880), (10, 66436992), (12, 55364160), (15, 44291328), (16, 41523120), (18, 36909440), (20, 33218496), (24, 27682080), (30, 22145664), (32, 20761560), (36, 18454720), (40, 16609248), (45, 14763776), (48, 13841040), (60, 11072832), (64, 10380780), (72, 9227360), (80, 8304624), (90, 7381888), (96, 6920520), (101, 6577920), (120, 5536416), (128, 5190390), (144, 4613680), (160, 4152312), (180, 3690944), (192, 3460260), (202, 3288960), (240, 2768208), (256, 2595195), (288, 2306840), (303, 2192640), (320, 2076156), (360, 1845472), (384, 1730130), (404, 1644480), (480, 1384104), (505, 1315584), (571, 1163520), (576, 1153420), (606, 1096320), (640, 1038078), (720, 922736), (768, 865065), (808, 822240), (909, 730880), (960, 692052), (1010, 657792), (1142, 581760), (1152, 576710), (1212, 548160), (1280, 519039), (1440, 461368), (1515, 438528), (1616, 411120), (1713, 387840), (1818, 365440), (1920, 346026), (2020, 328896), (2284, 290880), (2304, 288355), (2424, 274080), (2855, 232704), (2880, 230684), (3030, 219264), (3232, 205560), (3426, 193920), (3636, 182720), (3840, 173013), (4040, 164448), (4545, 146176), (4568, 145440), (4848, 137040), (5139, 129280), (5710, 116352), (5760, 115342), (6060, 109632), (6464, 102780), (6852, 96960), (7272, 91360), (8080, 82224), (8565, 77568), (9090, 73088), (9136, 72720), (9696, 68520), (10278, 64640), (11420, 58176), (11520, 57671), (12120, 54816), (12928, 51390), (13704, 48480), (14544, 45680), (16160, 41112), (17130, 38784), (18180, 36544), (18272, 36360), (19392, 34260), (20556, 32320), (22840, 29088), (24240, 27408), (25695, 25856)]