388631040

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{7229}}^1$

素因数の和:7262

約数の個数: 160

約数和(自身を含む): 1420087680

約数和(自身を除く): 1031456640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1536, 1680, 1792, 1920, 2240, 2560, 2688, 3360, 3584, 3840, 4480, 5376, 6720, 7229, 7680, 8960, 10752, 13440, 14458, 17920, 21687, 26880, 28916, 36145, 43374, 50603, 53760, 57832, 72290, 86748, 101206, 108435, 115664, 144580, 151809, 173496, 202412, 216870, 231328, 253015, 289160, 303618, 346992, 404824, 433740, 462656, 506030, 578320, 607236, 693984, 759045, 809648, 867480, 925312, 1012060, 1156640, 1214472, 1387968, 1518090, 1619296, 1734960, 1850624, 2024120, 2313280, 2428944, 2775936, 3036180, 3238592, 3469920, 3701248, 4048240, 4626560, 4857888, 5551872, 6072360, 6477184, 6939840, 8096480, 9253120, 9715776, 11103744, 12144720, 12954368, 13879680, 16192960, 18506240, 19431552, 24289440, 25908736, 27759360, 32385920, 38863104, 48578880, 55518720, 64771840, 77726208, 97157760, 129543680, 194315520, 388631040]

約数ペア:

[(1, 388631040), (2, 194315520), (3, 129543680), (4, 97157760), (5, 77726208), (6, 64771840), (7, 55518720), (8, 48578880), (10, 38863104), (12, 32385920), (14, 27759360), (15, 25908736), (16, 24289440), (20, 19431552), (21, 18506240), (24, 16192960), (28, 13879680), (30, 12954368), (32, 12144720), (35, 11103744), (40, 9715776), (42, 9253120), (48, 8096480), (56, 6939840), (60, 6477184), (64, 6072360), (70, 5551872), (80, 4857888), (84, 4626560), (96, 4048240), (105, 3701248), (112, 3469920), (120, 3238592), (128, 3036180), (140, 2775936), (160, 2428944), (168, 2313280), (192, 2024120), (210, 1850624), (224, 1734960), (240, 1619296), (256, 1518090), (280, 1387968), (320, 1214472), (336, 1156640), (384, 1012060), (420, 925312), (448, 867480), (480, 809648), (512, 759045), (560, 693984), (640, 607236), (672, 578320), (768, 506030), (840, 462656), (896, 433740), (960, 404824), (1120, 346992), (1280, 303618), (1344, 289160), (1536, 253015), (1680, 231328), (1792, 216870), (1920, 202412), (2240, 173496), (2560, 151809), (2688, 144580), (3360, 115664), (3584, 108435), (3840, 101206), (4480, 86748), (5376, 72290), (6720, 57832), (7229, 53760), (7680, 50603), (8960, 43374), (10752, 36145), (13440, 28916), (14458, 26880), (17920, 21687)]