72401056

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{47}}^1$

素因数の和:123

約数の個数: 144

約数和(自身を含む): 187294464

約数和(自身を除く): 114893408

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 32, 46, 47, 52, 56, 91, 92, 94, 104, 112, 161, 182, 184, 188, 208, 224, 299, 322, 329, 364, 368, 376, 416, 529, 598, 611, 644, 658, 728, 736, 752, 1058, 1081, 1196, 1222, 1288, 1316, 1456, 1504, 2093, 2116, 2162, 2392, 2444, 2576, 2632, 2912, 3703, 4186, 4232, 4277, 4324, 4784, 4888, 5152, 5264, 6877, 7406, 7567, 8372, 8464, 8554, 8648, 9568, 9776, 10528, 13754, 14053, 14812, 15134, 16744, 16928, 17108, 17296, 19552, 24863, 27508, 28106, 29624, 30268, 33488, 34216, 34592, 48139, 49726, 55016, 56212, 59248, 60536, 66976, 68432, 96278, 98371, 99452, 110032, 112424, 118496, 121072, 136864, 174041, 192556, 196742, 198904, 220064, 224848, 242144, 323219, 348082, 385112, 393484, 397808, 449696, 646438, 696164, 770224, 786968, 795616, 1292876, 1392328, 1540448, 1573936, 2262533, 2585752, 2784656, 3147872, 4525066, 5171504, 5569312, 9050132, 10343008, 18100264, 36200528, 72401056]

約数ペア:

[(1, 72401056), (2, 36200528), (4, 18100264), (7, 10343008), (8, 9050132), (13, 5569312), (14, 5171504), (16, 4525066), (23, 3147872), (26, 2784656), (28, 2585752), (32, 2262533), (46, 1573936), (47, 1540448), (52, 1392328), (56, 1292876), (91, 795616), (92, 786968), (94, 770224), (104, 696164), (112, 646438), (161, 449696), (182, 397808), (184, 393484), (188, 385112), (208, 348082), (224, 323219), (299, 242144), (322, 224848), (329, 220064), (364, 198904), (368, 196742), (376, 192556), (416, 174041), (529, 136864), (598, 121072), (611, 118496), (644, 112424), (658, 110032), (728, 99452), (736, 98371), (752, 96278), (1058, 68432), (1081, 66976), (1196, 60536), (1222, 59248), (1288, 56212), (1316, 55016), (1456, 49726), (1504, 48139), (2093, 34592), (2116, 34216), (2162, 33488), (2392, 30268), (2444, 29624), (2576, 28106), (2632, 27508), (2912, 24863), (3703, 19552), (4186, 17296), (4232, 17108), (4277, 16928), (4324, 16744), (4784, 15134), (4888, 14812), (5152, 14053), (5264, 13754), (6877, 10528), (7406, 9776), (7567, 9568), (8372, 8648), (8464, 8554)]