645891792

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2207}}^1$

素因数の和:2305

約数の個数: 160

約数和(自身を含む): 2085199872

約数和(自身を除く): 1439308080

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 67, 78, 84, 91, 104, 112, 134, 156, 168, 182, 201, 208, 268, 273, 312, 336, 364, 402, 469, 536, 546, 624, 728, 804, 871, 938, 1072, 1092, 1407, 1456, 1608, 1742, 1876, 2184, 2207, 2613, 2814, 3216, 3484, 3752, 4368, 4414, 5226, 5628, 6097, 6621, 6968, 7504, 8828, 10452, 11256, 12194, 13242, 13936, 15449, 17656, 18291, 20904, 22512, 24388, 26484, 28691, 30898, 35312, 36582, 41808, 46347, 48776, 52968, 57382, 61796, 73164, 86073, 92694, 97552, 105936, 114764, 123592, 146328, 147869, 172146, 185388, 200837, 229528, 247184, 292656, 295738, 344292, 370776, 401674, 443607, 459056, 591476, 602511, 688584, 741552, 803348, 887214, 1035083, 1182952, 1205022, 1377168, 1606696, 1774428, 1922297, 2070166, 2365904, 2410044, 3105249, 3213392, 3548856, 3844594, 4140332, 4820088, 5766891, 6210498, 7097712, 7689188, 8280664, 9640176, 11533782, 12420996, 13456079, 15378376, 16561328, 23067564, 24841992, 26912158, 30756752, 40368237, 46135128, 49683984, 53824316, 80736474, 92270256, 107648632, 161472948, 215297264, 322945896, 645891792]

約数ペア:

[(1, 645891792), (2, 322945896), (3, 215297264), (4, 161472948), (6, 107648632), (7, 92270256), (8, 80736474), (12, 53824316), (13, 49683984), (14, 46135128), (16, 40368237), (21, 30756752), (24, 26912158), (26, 24841992), (28, 23067564), (39, 16561328), (42, 15378376), (48, 13456079), (52, 12420996), (56, 11533782), (67, 9640176), (78, 8280664), (84, 7689188), (91, 7097712), (104, 6210498), (112, 5766891), (134, 4820088), (156, 4140332), (168, 3844594), (182, 3548856), (201, 3213392), (208, 3105249), (268, 2410044), (273, 2365904), (312, 2070166), (336, 1922297), (364, 1774428), (402, 1606696), (469, 1377168), (536, 1205022), (546, 1182952), (624, 1035083), (728, 887214), (804, 803348), (871, 741552), (938, 688584), (1072, 602511), (1092, 591476), (1407, 459056), (1456, 443607), (1608, 401674), (1742, 370776), (1876, 344292), (2184, 295738), (2207, 292656), (2613, 247184), (2814, 229528), (3216, 200837), (3484, 185388), (3752, 172146), (4368, 147869), (4414, 146328), (5226, 123592), (5628, 114764), (6097, 105936), (6621, 97552), (6968, 92694), (7504, 86073), (8828, 73164), (10452, 61796), (11256, 57382), (12194, 52968), (13242, 48776), (13936, 46347), (15449, 41808), (17656, 36582), (18291, 35312), (20904, 30898), (22512, 28691), (24388, 26484)]