449020160

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{499}}^1$

素因数の和:576

約数の個数: 144

約数和(自身を含む): 1165080000

約数和(自身を除く): 716059840

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 37, 38, 40, 64, 74, 76, 80, 95, 128, 148, 152, 160, 185, 190, 256, 296, 304, 320, 370, 380, 499, 592, 608, 640, 703, 740, 760, 998, 1184, 1216, 1280, 1406, 1480, 1520, 1996, 2368, 2432, 2495, 2812, 2960, 3040, 3515, 3992, 4736, 4864, 4990, 5624, 5920, 6080, 7030, 7984, 9472, 9481, 9980, 11248, 11840, 12160, 14060, 15968, 18463, 18962, 19960, 22496, 23680, 24320, 28120, 31936, 36926, 37924, 39920, 44992, 47360, 47405, 56240, 63872, 73852, 75848, 79840, 89984, 92315, 94810, 112480, 127744, 147704, 151696, 159680, 179968, 184630, 189620, 224960, 295408, 303392, 319360, 350797, 369260, 379240, 449920, 590816, 606784, 638720, 701594, 738520, 758480, 899840, 1181632, 1213568, 1403188, 1477040, 1516960, 1753985, 2363264, 2427136, 2806376, 2954080, 3033920, 3507970, 4726528, 5612752, 5908160, 6067840, 7015940, 11225504, 11816320, 12135680, 14031880, 22451008, 23632640, 28063760, 44902016, 56127520, 89804032, 112255040, 224510080, 449020160]

約数ペア:

[(1, 449020160), (2, 224510080), (4, 112255040), (5, 89804032), (8, 56127520), (10, 44902016), (16, 28063760), (19, 23632640), (20, 22451008), (32, 14031880), (37, 12135680), (38, 11816320), (40, 11225504), (64, 7015940), (74, 6067840), (76, 5908160), (80, 5612752), (95, 4726528), (128, 3507970), (148, 3033920), (152, 2954080), (160, 2806376), (185, 2427136), (190, 2363264), (256, 1753985), (296, 1516960), (304, 1477040), (320, 1403188), (370, 1213568), (380, 1181632), (499, 899840), (592, 758480), (608, 738520), (640, 701594), (703, 638720), (740, 606784), (760, 590816), (998, 449920), (1184, 379240), (1216, 369260), (1280, 350797), (1406, 319360), (1480, 303392), (1520, 295408), (1996, 224960), (2368, 189620), (2432, 184630), (2495, 179968), (2812, 159680), (2960, 151696), (3040, 147704), (3515, 127744), (3992, 112480), (4736, 94810), (4864, 92315), (4990, 89984), (5624, 79840), (5920, 75848), (6080, 73852), (7030, 63872), (7984, 56240), (9472, 47405), (9481, 47360), (9980, 44992), (11248, 39920), (11840, 37924), (12160, 36926), (14060, 31936), (15968, 28120), (18463, 24320), (18962, 23680), (19960, 22496)]