397405440

素因数分解:

$2^8\times 3^4\times 5^1\times {\mathrm{3833}}^1$

素因数の和:3866

約数の個数: 180

約数和(自身を含む): 1422360324

約数和(自身を除く): 1024954884

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 540, 576, 640, 648, 720, 768, 810, 864, 960, 1080, 1152, 1280, 1296, 1440, 1620, 1728, 1920, 2160, 2304, 2592, 2880, 3240, 3456, 3833, 3840, 4320, 5184, 5760, 6480, 6912, 7666, 8640, 10368, 11499, 11520, 12960, 15332, 17280, 19165, 20736, 22998, 25920, 30664, 34497, 34560, 38330, 45996, 51840, 57495, 61328, 68994, 76660, 91992, 103491, 103680, 114990, 122656, 137988, 153320, 172485, 183984, 206982, 229980, 245312, 275976, 306640, 310473, 344970, 367968, 413964, 459960, 490624, 517455, 551952, 613280, 620946, 689940, 735936, 827928, 919920, 981248, 1034910, 1103904, 1226560, 1241892, 1379880, 1471872, 1552365, 1655856, 1839840, 2069820, 2207808, 2453120, 2483784, 2759760, 2943744, 3104730, 3311712, 3679680, 4139640, 4415616, 4906240, 4967568, 5519520, 6209460, 6623424, 7359360, 8279280, 8831232, 9935136, 11039040, 12418920, 13246848, 14718720, 16558560, 19870272, 22078080, 24837840, 26493696, 33117120, 39740544, 44156160, 49675680, 66234240, 79481088, 99351360, 132468480, 198702720, 397405440]

約数ペア:

[(1, 397405440), (2, 198702720), (3, 132468480), (4, 99351360), (5, 79481088), (6, 66234240), (8, 49675680), (9, 44156160), (10, 39740544), (12, 33117120), (15, 26493696), (16, 24837840), (18, 22078080), (20, 19870272), (24, 16558560), (27, 14718720), (30, 13246848), (32, 12418920), (36, 11039040), (40, 9935136), (45, 8831232), (48, 8279280), (54, 7359360), (60, 6623424), (64, 6209460), (72, 5519520), (80, 4967568), (81, 4906240), (90, 4415616), (96, 4139640), (108, 3679680), (120, 3311712), (128, 3104730), (135, 2943744), (144, 2759760), (160, 2483784), (162, 2453120), (180, 2207808), (192, 2069820), (216, 1839840), (240, 1655856), (256, 1552365), (270, 1471872), (288, 1379880), (320, 1241892), (324, 1226560), (360, 1103904), (384, 1034910), (405, 981248), (432, 919920), (480, 827928), (540, 735936), (576, 689940), (640, 620946), (648, 613280), (720, 551952), (768, 517455), (810, 490624), (864, 459960), (960, 413964), (1080, 367968), (1152, 344970), (1280, 310473), (1296, 306640), (1440, 275976), (1620, 245312), (1728, 229980), (1920, 206982), (2160, 183984), (2304, 172485), (2592, 153320), (2880, 137988), (3240, 122656), (3456, 114990), (3833, 103680), (3840, 103491), (4320, 91992), (5184, 76660), (5760, 68994), (6480, 61328), (6912, 57495), (7666, 51840), (8640, 45996), (10368, 38330), (11499, 34560), (11520, 34497), (12960, 30664), (15332, 25920), (17280, 22998), (19165, 20736)]