638456832

素因数分解:

$2^{10}\times 3^2\times {\mathrm{13}}^1\times {\mathrm{73}}^2$

素因数の和:185

約数の個数: 198

約数和(自身を含む): 2012909262

約数和(自身を除く): 1374452430

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 73, 78, 96, 104, 117, 128, 144, 146, 156, 192, 208, 219, 234, 256, 288, 292, 312, 384, 416, 438, 468, 512, 576, 584, 624, 657, 768, 832, 876, 936, 949, 1024, 1152, 1168, 1248, 1314, 1536, 1664, 1752, 1872, 1898, 2304, 2336, 2496, 2628, 2847, 3072, 3328, 3504, 3744, 3796, 4608, 4672, 4992, 5256, 5329, 5694, 6656, 7008, 7488, 7592, 8541, 9216, 9344, 9984, 10512, 10658, 11388, 13312, 14016, 14976, 15184, 15987, 17082, 18688, 19968, 21024, 21316, 22776, 28032, 29952, 30368, 31974, 34164, 37376, 39936, 42048, 42632, 45552, 47961, 56064, 59904, 60736, 63948, 68328, 69277, 74752, 84096, 85264, 91104, 95922, 112128, 119808, 121472, 127896, 136656, 138554, 168192, 170528, 182208, 191844, 207831, 224256, 242944, 255792, 273312, 277108, 336384, 341056, 364416, 383688, 415662, 485888, 511584, 546624, 554216, 623493, 672768, 682112, 728832, 767376, 831324, 971776, 1023168, 1093248, 1108432, 1246986, 1364224, 1457664, 1534752, 1662648, 2046336, 2186496, 2216864, 2493972, 2728448, 2915328, 3069504, 3325296, 4092672, 4372992, 4433728, 4987944, 5456896, 6139008, 6650592, 8185344, 8745984, 8867456, 9975888, 12278016, 13301184, 16370688, 17734912, 19951776, 24556032, 26602368, 35469824, 39903552, 49112064, 53204736, 70939648, 79807104, 106409472, 159614208, 212818944, 319228416, 638456832]

約数ペア:

[(1, 638456832), (2, 319228416), (3, 212818944), (4, 159614208), (6, 106409472), (8, 79807104), (9, 70939648), (12, 53204736), (13, 49112064), (16, 39903552), (18, 35469824), (24, 26602368), (26, 24556032), (32, 19951776), (36, 17734912), (39, 16370688), (48, 13301184), (52, 12278016), (64, 9975888), (72, 8867456), (73, 8745984), (78, 8185344), (96, 6650592), (104, 6139008), (117, 5456896), (128, 4987944), (144, 4433728), (146, 4372992), (156, 4092672), (192, 3325296), (208, 3069504), (219, 2915328), (234, 2728448), (256, 2493972), (288, 2216864), (292, 2186496), (312, 2046336), (384, 1662648), (416, 1534752), (438, 1457664), (468, 1364224), (512, 1246986), (576, 1108432), (584, 1093248), (624, 1023168), (657, 971776), (768, 831324), (832, 767376), (876, 728832), (936, 682112), (949, 672768), (1024, 623493), (1152, 554216), (1168, 546624), (1248, 511584), (1314, 485888), (1536, 415662), (1664, 383688), (1752, 364416), (1872, 341056), (1898, 336384), (2304, 277108), (2336, 273312), (2496, 255792), (2628, 242944), (2847, 224256), (3072, 207831), (3328, 191844), (3504, 182208), (3744, 170528), (3796, 168192), (4608, 138554), (4672, 136656), (4992, 127896), (5256, 121472), (5329, 119808), (5694, 112128), (6656, 95922), (7008, 91104), (7488, 85264), (7592, 84096), (8541, 74752), (9216, 69277), (9344, 68328), (9984, 63948), (10512, 60736), (10658, 59904), (11388, 56064), (13312, 47961), (14016, 45552), (14976, 42632), (15184, 42048), (15987, 39936), (17082, 37376), (18688, 34164), (19968, 31974), (21024, 30368), (21316, 29952), (22776, 28032)]