414327680

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2621}}^1$

素因数の和:2672

約数の個数: 128

約数和(自身を含む): 1123264800

約数和(自身を除く): 708937120

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, 190, 208, 247, 260, 304, 320, 380, 416, 494, 520, 608, 640, 760, 832, 988, 1040, 1216, 1235, 1520, 1664, 1976, 2080, 2432, 2470, 2621, 3040, 3952, 4160, 4940, 5242, 6080, 7904, 8320, 9880, 10484, 12160, 13105, 15808, 19760, 20968, 26210, 31616, 34073, 39520, 41936, 49799, 52420, 68146, 79040, 83872, 99598, 104840, 136292, 158080, 167744, 170365, 199196, 209680, 248995, 272584, 335488, 340730, 398392, 419360, 497990, 545168, 647387, 681460, 796784, 838720, 995980, 1090336, 1294774, 1362920, 1593568, 1677440, 1991960, 2180672, 2589548, 2725840, 3187136, 3236935, 3983920, 4361344, 5179096, 5451680, 6374272, 6473870, 7967840, 10358192, 10903360, 12947740, 15935680, 20716384, 21806720, 25895480, 31871360, 41432768, 51790960, 82865536, 103581920, 207163840, 414327680]

約数ペア:

[(1, 414327680), (2, 207163840), (4, 103581920), (5, 82865536), (8, 51790960), (10, 41432768), (13, 31871360), (16, 25895480), (19, 21806720), (20, 20716384), (26, 15935680), (32, 12947740), (38, 10903360), (40, 10358192), (52, 7967840), (64, 6473870), (65, 6374272), (76, 5451680), (80, 5179096), (95, 4361344), (104, 3983920), (128, 3236935), (130, 3187136), (152, 2725840), (160, 2589548), (190, 2180672), (208, 1991960), (247, 1677440), (260, 1593568), (304, 1362920), (320, 1294774), (380, 1090336), (416, 995980), (494, 838720), (520, 796784), (608, 681460), (640, 647387), (760, 545168), (832, 497990), (988, 419360), (1040, 398392), (1216, 340730), (1235, 335488), (1520, 272584), (1664, 248995), (1976, 209680), (2080, 199196), (2432, 170365), (2470, 167744), (2621, 158080), (3040, 136292), (3952, 104840), (4160, 99598), (4940, 83872), (5242, 79040), (6080, 68146), (7904, 52420), (8320, 49799), (9880, 41936), (10484, 39520), (12160, 34073), (13105, 31616), (15808, 26210), (19760, 20968)]