423310720

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1549}}^1$

素因数の和:1636

約数の個数: 128

約数和(自身を含む): 1176264000

約数和(自身を除く): 752953280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 61, 64, 70, 80, 112, 122, 128, 140, 160, 224, 244, 280, 305, 320, 427, 448, 488, 560, 610, 640, 854, 896, 976, 1120, 1220, 1549, 1708, 1952, 2135, 2240, 2440, 3098, 3416, 3904, 4270, 4480, 4880, 6196, 6832, 7745, 7808, 8540, 9760, 10843, 12392, 13664, 15490, 17080, 19520, 21686, 24784, 27328, 30980, 34160, 39040, 43372, 49568, 54215, 54656, 61960, 68320, 86744, 94489, 99136, 108430, 123920, 136640, 173488, 188978, 198272, 216860, 247840, 273280, 346976, 377956, 433720, 472445, 495680, 661423, 693952, 755912, 867440, 944890, 991360, 1322846, 1387904, 1511824, 1734880, 1889780, 2645692, 3023648, 3307115, 3469760, 3779560, 5291384, 6047296, 6614230, 6939520, 7559120, 10582768, 12094592, 13228460, 15118240, 21165536, 26456920, 30236480, 42331072, 52913840, 60472960, 84662144, 105827680, 211655360, 423310720]

約数ペア:

[(1, 423310720), (2, 211655360), (4, 105827680), (5, 84662144), (7, 60472960), (8, 52913840), (10, 42331072), (14, 30236480), (16, 26456920), (20, 21165536), (28, 15118240), (32, 13228460), (35, 12094592), (40, 10582768), (56, 7559120), (61, 6939520), (64, 6614230), (70, 6047296), (80, 5291384), (112, 3779560), (122, 3469760), (128, 3307115), (140, 3023648), (160, 2645692), (224, 1889780), (244, 1734880), (280, 1511824), (305, 1387904), (320, 1322846), (427, 991360), (448, 944890), (488, 867440), (560, 755912), (610, 693952), (640, 661423), (854, 495680), (896, 472445), (976, 433720), (1120, 377956), (1220, 346976), (1549, 273280), (1708, 247840), (1952, 216860), (2135, 198272), (2240, 188978), (2440, 173488), (3098, 136640), (3416, 123920), (3904, 108430), (4270, 99136), (4480, 94489), (4880, 86744), (6196, 68320), (6832, 61960), (7745, 54656), (7808, 54215), (8540, 49568), (9760, 43372), (10843, 39040), (12392, 34160), (13664, 30980), (15490, 27328), (17080, 24784), (19520, 21686)]