254991616

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:208

約数の個数: 144

約数和(自身を含む): 602800128

約数和(自身を除く): 347808512

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 31, 32, 44, 46, 62, 64, 88, 92, 124, 127, 128, 176, 184, 248, 253, 254, 256, 341, 352, 368, 496, 506, 508, 682, 704, 713, 736, 992, 1012, 1016, 1364, 1397, 1408, 1426, 1472, 1984, 2024, 2032, 2728, 2794, 2816, 2852, 2921, 2944, 3937, 3968, 4048, 4064, 5456, 5588, 5704, 5842, 5888, 7843, 7874, 7936, 8096, 8128, 10912, 11176, 11408, 11684, 15686, 15748, 16192, 16256, 21824, 22352, 22816, 23368, 31372, 31496, 32131, 32384, 32512, 43307, 43648, 44704, 45632, 46736, 62744, 62992, 64262, 64768, 86614, 87296, 89408, 90551, 91264, 93472, 125488, 125984, 128524, 173228, 178816, 181102, 182528, 186944, 250976, 251968, 257048, 346456, 357632, 362204, 373888, 501952, 503936, 514096, 692912, 724408, 747776, 996061, 1003904, 1007872, 1028192, 1385824, 1448816, 1992122, 2007808, 2056384, 2771648, 2897632, 3984244, 4112768, 5543296, 5795264, 7968488, 8225536, 11086592, 11590528, 15936976, 23181056, 31873952, 63747904, 127495808, 254991616]

約数ペア:

[(1, 254991616), (2, 127495808), (4, 63747904), (8, 31873952), (11, 23181056), (16, 15936976), (22, 11590528), (23, 11086592), (31, 8225536), (32, 7968488), (44, 5795264), (46, 5543296), (62, 4112768), (64, 3984244), (88, 2897632), (92, 2771648), (124, 2056384), (127, 2007808), (128, 1992122), (176, 1448816), (184, 1385824), (248, 1028192), (253, 1007872), (254, 1003904), (256, 996061), (341, 747776), (352, 724408), (368, 692912), (496, 514096), (506, 503936), (508, 501952), (682, 373888), (704, 362204), (713, 357632), (736, 346456), (992, 257048), (1012, 251968), (1016, 250976), (1364, 186944), (1397, 182528), (1408, 181102), (1426, 178816), (1472, 173228), (1984, 128524), (2024, 125984), (2032, 125488), (2728, 93472), (2794, 91264), (2816, 90551), (2852, 89408), (2921, 87296), (2944, 86614), (3937, 64768), (3968, 64262), (4048, 62992), (4064, 62744), (5456, 46736), (5588, 45632), (5704, 44704), (5842, 43648), (5888, 43307), (7843, 32512), (7874, 32384), (7936, 32131), (8096, 31496), (8128, 31372), (10912, 23368), (11176, 22816), (11408, 22352), (11684, 21824), (15686, 16256), (15748, 16192)]