1220727424

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{619}}^1$

素因数の和:742

約数の個数: 128

約数和(自身を含む): 2914099200

約数和(自身を除く): 1693371776

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 71, 112, 124, 128, 142, 217, 224, 248, 284, 434, 448, 496, 497, 568, 619, 868, 896, 992, 994, 1136, 1238, 1736, 1984, 1988, 2201, 2272, 2476, 3472, 3968, 3976, 4333, 4402, 4544, 4952, 6944, 7952, 8666, 8804, 9088, 9904, 13888, 15407, 15904, 17332, 17608, 19189, 19808, 27776, 30814, 31808, 34664, 35216, 38378, 39616, 43949, 61628, 63616, 69328, 70432, 76756, 79232, 87898, 123256, 134323, 138656, 140864, 153512, 175796, 246512, 268646, 277312, 281728, 307024, 307643, 351592, 493024, 537292, 554624, 614048, 615286, 703184, 986048, 1074584, 1228096, 1230572, 1362419, 1406368, 1972096, 2149168, 2456192, 2461144, 2724838, 2812736, 4298336, 4922288, 5449676, 5625472, 8596672, 9536933, 9844576, 10899352, 17193344, 19073866, 19689152, 21798704, 38147732, 39378304, 43597408, 76295464, 87194816, 152590928, 174389632, 305181856, 610363712, 1220727424]

約数ペア:

[(1, 1220727424), (2, 610363712), (4, 305181856), (7, 174389632), (8, 152590928), (14, 87194816), (16, 76295464), (28, 43597408), (31, 39378304), (32, 38147732), (56, 21798704), (62, 19689152), (64, 19073866), (71, 17193344), (112, 10899352), (124, 9844576), (128, 9536933), (142, 8596672), (217, 5625472), (224, 5449676), (248, 4922288), (284, 4298336), (434, 2812736), (448, 2724838), (496, 2461144), (497, 2456192), (568, 2149168), (619, 1972096), (868, 1406368), (896, 1362419), (992, 1230572), (994, 1228096), (1136, 1074584), (1238, 986048), (1736, 703184), (1984, 615286), (1988, 614048), (2201, 554624), (2272, 537292), (2476, 493024), (3472, 351592), (3968, 307643), (3976, 307024), (4333, 281728), (4402, 277312), (4544, 268646), (4952, 246512), (6944, 175796), (7952, 153512), (8666, 140864), (8804, 138656), (9088, 134323), (9904, 123256), (13888, 87898), (15407, 79232), (15904, 76756), (17332, 70432), (17608, 69328), (19189, 63616), (19808, 61628), (27776, 43949), (30814, 39616), (31808, 38378), (34664, 35216)]