199314560

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{443}}^1$

素因数の和:518

約数の個数: 128

約数和(自身を含む): 516283200

約数和(自身を除く): 316968640

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, 296, 304, 320, 370, 380, 443, 592, 608, 640, 703, 740, 760, 886, 1184, 1216, 1406, 1480, 1520, 1772, 2215, 2368, 2432, 2812, 2960, 3040, 3515, 3544, 4430, 4736, 5624, 5920, 6080, 7030, 7088, 8417, 8860, 11248, 11840, 12160, 14060, 14176, 16391, 16834, 17720, 22496, 23680, 28120, 28352, 32782, 33668, 35440, 42085, 44992, 56240, 56704, 65564, 67336, 70880, 81955, 84170, 89984, 112480, 131128, 134672, 141760, 163910, 168340, 224960, 262256, 269344, 283520, 311429, 327820, 336680, 449920, 524512, 538688, 622858, 655640, 673360, 1049024, 1077376, 1245716, 1311280, 1346720, 1557145, 2098048, 2491432, 2622560, 2693440, 3114290, 4982864, 5245120, 5386880, 6228580, 9965728, 10490240, 12457160, 19931456, 24914320, 39862912, 49828640, 99657280, 199314560]

約数ペア:

[(1, 199314560), (2, 99657280), (4, 49828640), (5, 39862912), (8, 24914320), (10, 19931456), (16, 12457160), (19, 10490240), (20, 9965728), (32, 6228580), (37, 5386880), (38, 5245120), (40, 4982864), (64, 3114290), (74, 2693440), (76, 2622560), (80, 2491432), (95, 2098048), (128, 1557145), (148, 1346720), (152, 1311280), (160, 1245716), (185, 1077376), (190, 1049024), (296, 673360), (304, 655640), (320, 622858), (370, 538688), (380, 524512), (443, 449920), (592, 336680), (608, 327820), (640, 311429), (703, 283520), (740, 269344), (760, 262256), (886, 224960), (1184, 168340), (1216, 163910), (1406, 141760), (1480, 134672), (1520, 131128), (1772, 112480), (2215, 89984), (2368, 84170), (2432, 81955), (2812, 70880), (2960, 67336), (3040, 65564), (3515, 56704), (3544, 56240), (4430, 44992), (4736, 42085), (5624, 35440), (5920, 33668), (6080, 32782), (7030, 28352), (7088, 28120), (8417, 23680), (8860, 22496), (11248, 17720), (11840, 16834), (12160, 16391), (14060, 14176)]