218782720

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:230

約数の個数: 176

約数和(自身を含む): 598379040

約数和(自身を除く): 379596320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 128, 130, 152, 160, 173, 190, 208, 247, 256, 260, 304, 320, 346, 380, 416, 494, 512, 520, 608, 640, 692, 760, 832, 865, 988, 1024, 1040, 1216, 1235, 1280, 1384, 1520, 1664, 1730, 1976, 2080, 2249, 2432, 2470, 2560, 2768, 3040, 3287, 3328, 3460, 3952, 4160, 4498, 4864, 4940, 5120, 5536, 6080, 6574, 6656, 6920, 7904, 8320, 8996, 9728, 9880, 11072, 11245, 12160, 13148, 13312, 13840, 15808, 16435, 16640, 17992, 19456, 19760, 22144, 22490, 24320, 26296, 27680, 31616, 32870, 33280, 35984, 39520, 42731, 44288, 44980, 48640, 52592, 55360, 63232, 65740, 66560, 71968, 79040, 85462, 88576, 89960, 97280, 105184, 110720, 126464, 131480, 143936, 158080, 170924, 177152, 179920, 210368, 213655, 221440, 252928, 262960, 287872, 316160, 341848, 359840, 420736, 427310, 442880, 525920, 575744, 632320, 683696, 719680, 841472, 854620, 885760, 1051840, 1151488, 1264640, 1367392, 1439360, 1682944, 1709240, 2103680, 2302976, 2734784, 2878720, 3365888, 3418480, 4207360, 5469568, 5757440, 6836960, 8414720, 10939136, 11514880, 13673920, 16829440, 21878272, 27347840, 43756544, 54695680, 109391360, 218782720]

約数ペア:

[(1, 218782720), (2, 109391360), (4, 54695680), (5, 43756544), (8, 27347840), (10, 21878272), (13, 16829440), (16, 13673920), (19, 11514880), (20, 10939136), (26, 8414720), (32, 6836960), (38, 5757440), (40, 5469568), (52, 4207360), (64, 3418480), (65, 3365888), (76, 2878720), (80, 2734784), (95, 2302976), (104, 2103680), (128, 1709240), (130, 1682944), (152, 1439360), (160, 1367392), (173, 1264640), (190, 1151488), (208, 1051840), (247, 885760), (256, 854620), (260, 841472), (304, 719680), (320, 683696), (346, 632320), (380, 575744), (416, 525920), (494, 442880), (512, 427310), (520, 420736), (608, 359840), (640, 341848), (692, 316160), (760, 287872), (832, 262960), (865, 252928), (988, 221440), (1024, 213655), (1040, 210368), (1216, 179920), (1235, 177152), (1280, 170924), (1384, 158080), (1520, 143936), (1664, 131480), (1730, 126464), (1976, 110720), (2080, 105184), (2249, 97280), (2432, 89960), (2470, 88576), (2560, 85462), (2768, 79040), (3040, 71968), (3287, 66560), (3328, 65740), (3460, 63232), (3952, 55360), (4160, 52592), (4498, 48640), (4864, 44980), (4940, 44288), (5120, 42731), (5536, 39520), (6080, 35984), (6574, 33280), (6656, 32870), (6920, 31616), (7904, 27680), (8320, 26296), (8996, 24320), (9728, 22490), (9880, 22144), (11072, 19760), (11245, 19456), (12160, 17992), (13148, 16640), (13312, 16435), (13840, 15808)]