389744640

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{4229}}^1$

素因数の和:4262

約数の個数: 144

約数和(自身を含む): 1351104300

約数和(自身を除く): 961359660

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, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1024, 1152, 1280, 1440, 1536, 1920, 2048, 2304, 2560, 2880, 3072, 3840, 4229, 4608, 5120, 5760, 6144, 7680, 8458, 9216, 10240, 11520, 12687, 15360, 16916, 18432, 21145, 23040, 25374, 30720, 33832, 38061, 42290, 46080, 50748, 63435, 67664, 76122, 84580, 92160, 101496, 126870, 135328, 152244, 169160, 190305, 202992, 253740, 270656, 304488, 338320, 380610, 405984, 507480, 541312, 608976, 676640, 761220, 811968, 1014960, 1082624, 1217952, 1353280, 1522440, 1623936, 2029920, 2165248, 2435904, 2706560, 3044880, 3247872, 4059840, 4330496, 4871808, 5413120, 6089760, 6495744, 8119680, 8660992, 9743616, 10826240, 12179520, 12991488, 16239360, 19487232, 21652480, 24359040, 25982976, 32478720, 38974464, 43304960, 48718080, 64957440, 77948928, 97436160, 129914880, 194872320, 389744640]

約数ペア:

[(1, 389744640), (2, 194872320), (3, 129914880), (4, 97436160), (5, 77948928), (6, 64957440), (8, 48718080), (9, 43304960), (10, 38974464), (12, 32478720), (15, 25982976), (16, 24359040), (18, 21652480), (20, 19487232), (24, 16239360), (30, 12991488), (32, 12179520), (36, 10826240), (40, 9743616), (45, 8660992), (48, 8119680), (60, 6495744), (64, 6089760), (72, 5413120), (80, 4871808), (90, 4330496), (96, 4059840), (120, 3247872), (128, 3044880), (144, 2706560), (160, 2435904), (180, 2165248), (192, 2029920), (240, 1623936), (256, 1522440), (288, 1353280), (320, 1217952), (360, 1082624), (384, 1014960), (480, 811968), (512, 761220), (576, 676640), (640, 608976), (720, 541312), (768, 507480), (960, 405984), (1024, 380610), (1152, 338320), (1280, 304488), (1440, 270656), (1536, 253740), (1920, 202992), (2048, 190305), (2304, 169160), (2560, 152244), (2880, 135328), (3072, 126870), (3840, 101496), (4229, 92160), (4608, 84580), (5120, 76122), (5760, 67664), (6144, 63435), (7680, 50748), (8458, 46080), (9216, 42290), (10240, 38061), (11520, 33832), (12687, 30720), (15360, 25374), (16916, 23040), (18432, 21145)]