16947840

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1$

素因数の和:139

約数の個数: 256

約数和(自身を含む): 67173120

約数和(自身を除く): 50225280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 84, 91, 96, 97, 104, 105, 112, 120, 128, 130, 140, 156, 160, 168, 182, 192, 194, 195, 208, 210, 224, 240, 260, 273, 280, 291, 312, 320, 336, 364, 384, 388, 390, 416, 420, 448, 455, 480, 485, 520, 546, 560, 582, 624, 640, 672, 679, 728, 776, 780, 832, 840, 896, 910, 960, 970, 1040, 1092, 1120, 1164, 1248, 1261, 1344, 1358, 1365, 1455, 1456, 1552, 1560, 1664, 1680, 1820, 1920, 1940, 2037, 2080, 2184, 2240, 2328, 2496, 2522, 2688, 2716, 2730, 2910, 2912, 3104, 3120, 3360, 3395, 3640, 3783, 3880, 4074, 4160, 4368, 4480, 4656, 4992, 5044, 5432, 5460, 5820, 5824, 6208, 6240, 6305, 6720, 6790, 7280, 7566, 7760, 8148, 8320, 8736, 8827, 9312, 10088, 10185, 10864, 10920, 11640, 11648, 12416, 12480, 12610, 13440, 13580, 14560, 15132, 15520, 16296, 17472, 17654, 18624, 18915, 20176, 20370, 21728, 21840, 23280, 24960, 25220, 26481, 27160, 29120, 30264, 31040, 32592, 34944, 35308, 37248, 37830, 40352, 40740, 43456, 43680, 44135, 46560, 50440, 52962, 54320, 58240, 60528, 62080, 65184, 70616, 75660, 80704, 81480, 86912, 87360, 88270, 93120, 100880, 105924, 108640, 121056, 130368, 132405, 141232, 151320, 161408, 162960, 174720, 176540, 186240, 201760, 211848, 217280, 242112, 260736, 264810, 282464, 302640, 325920, 353080, 403520, 423696, 434560, 484224, 529620, 564928, 605280, 651840, 706160, 807040, 847392, 1059240, 1129856, 1210560, 1303680, 1412320, 1694784, 2118480, 2421120, 2824640, 3389568, 4236960, 5649280, 8473920, 16947840]

約数ペア:

[(1, 16947840), (2, 8473920), (3, 5649280), (4, 4236960), (5, 3389568), (6, 2824640), (7, 2421120), (8, 2118480), (10, 1694784), (12, 1412320), (13, 1303680), (14, 1210560), (15, 1129856), (16, 1059240), (20, 847392), (21, 807040), (24, 706160), (26, 651840), (28, 605280), (30, 564928), (32, 529620), (35, 484224), (39, 434560), (40, 423696), (42, 403520), (48, 353080), (52, 325920), (56, 302640), (60, 282464), (64, 264810), (65, 260736), (70, 242112), (78, 217280), (80, 211848), (84, 201760), (91, 186240), (96, 176540), (97, 174720), (104, 162960), (105, 161408), (112, 151320), (120, 141232), (128, 132405), (130, 130368), (140, 121056), (156, 108640), (160, 105924), (168, 100880), (182, 93120), (192, 88270), (194, 87360), (195, 86912), (208, 81480), (210, 80704), (224, 75660), (240, 70616), (260, 65184), (273, 62080), (280, 60528), (291, 58240), (312, 54320), (320, 52962), (336, 50440), (364, 46560), (384, 44135), (388, 43680), (390, 43456), (416, 40740), (420, 40352), (448, 37830), (455, 37248), (480, 35308), (485, 34944), (520, 32592), (546, 31040), (560, 30264), (582, 29120), (624, 27160), (640, 26481), (672, 25220), (679, 24960), (728, 23280), (776, 21840), (780, 21728), (832, 20370), (840, 20176), (896, 18915), (910, 18624), (960, 17654), (970, 17472), (1040, 16296), (1092, 15520), (1120, 15132), (1164, 14560), (1248, 13580), (1261, 13440), (1344, 12610), (1358, 12480), (1365, 12416), (1455, 11648), (1456, 11640), (1552, 10920), (1560, 10864), (1664, 10185), (1680, 10088), (1820, 9312), (1920, 8827), (1940, 8736), (2037, 8320), (2080, 8148), (2184, 7760), (2240, 7566), (2328, 7280), (2496, 6790), (2522, 6720), (2688, 6305), (2716, 6240), (2730, 6208), (2910, 5824), (2912, 5820), (3104, 5460), (3120, 5432), (3360, 5044), (3395, 4992), (3640, 4656), (3783, 4480), (3880, 4368), (4074, 4160)]