661195776

素因数分解:

$2^{10}\times 3^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:238

約数の個数: 176

約数和(自身を含む): 1867650048

約数和(自身を除く): 1206454272

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 53, 62, 64, 93, 96, 106, 124, 128, 131, 159, 186, 192, 212, 248, 256, 262, 318, 372, 384, 393, 424, 496, 512, 524, 636, 744, 768, 786, 848, 992, 1024, 1048, 1272, 1488, 1536, 1572, 1643, 1696, 1984, 2096, 2544, 2976, 3072, 3144, 3286, 3392, 3968, 4061, 4192, 4929, 5088, 5952, 6288, 6572, 6784, 6943, 7936, 8122, 8384, 9858, 10176, 11904, 12183, 12576, 13144, 13568, 13886, 15872, 16244, 16768, 19716, 20352, 20829, 23808, 24366, 25152, 26288, 27136, 27772, 31744, 32488, 33536, 39432, 40704, 41658, 47616, 48732, 50304, 52576, 54272, 55544, 64976, 67072, 78864, 81408, 83316, 95232, 97464, 100608, 105152, 111088, 129952, 134144, 157728, 162816, 166632, 194928, 201216, 210304, 215233, 222176, 259904, 315456, 333264, 389856, 402432, 420608, 430466, 444352, 519808, 630912, 645699, 666528, 779712, 841216, 860932, 888704, 1039616, 1261824, 1291398, 1333056, 1559424, 1682432, 1721864, 1777408, 2079232, 2523648, 2582796, 2666112, 3118848, 3443728, 3554816, 4158464, 5047296, 5165592, 5332224, 6237696, 6887456, 7109632, 10331184, 10664448, 12475392, 13774912, 20662368, 21328896, 27549824, 41324736, 55099648, 82649472, 110199296, 165298944, 220398592, 330597888, 661195776]

約数ペア:

[(1, 661195776), (2, 330597888), (3, 220398592), (4, 165298944), (6, 110199296), (8, 82649472), (12, 55099648), (16, 41324736), (24, 27549824), (31, 21328896), (32, 20662368), (48, 13774912), (53, 12475392), (62, 10664448), (64, 10331184), (93, 7109632), (96, 6887456), (106, 6237696), (124, 5332224), (128, 5165592), (131, 5047296), (159, 4158464), (186, 3554816), (192, 3443728), (212, 3118848), (248, 2666112), (256, 2582796), (262, 2523648), (318, 2079232), (372, 1777408), (384, 1721864), (393, 1682432), (424, 1559424), (496, 1333056), (512, 1291398), (524, 1261824), (636, 1039616), (744, 888704), (768, 860932), (786, 841216), (848, 779712), (992, 666528), (1024, 645699), (1048, 630912), (1272, 519808), (1488, 444352), (1536, 430466), (1572, 420608), (1643, 402432), (1696, 389856), (1984, 333264), (2096, 315456), (2544, 259904), (2976, 222176), (3072, 215233), (3144, 210304), (3286, 201216), (3392, 194928), (3968, 166632), (4061, 162816), (4192, 157728), (4929, 134144), (5088, 129952), (5952, 111088), (6288, 105152), (6572, 100608), (6784, 97464), (6943, 95232), (7936, 83316), (8122, 81408), (8384, 78864), (9858, 67072), (10176, 64976), (11904, 55544), (12183, 54272), (12576, 52576), (13144, 50304), (13568, 48732), (13886, 47616), (15872, 41658), (16244, 40704), (16768, 39432), (19716, 33536), (20352, 32488), (20829, 31744), (23808, 27772), (24366, 27136), (25152, 26288)]