251297536

素因数分解:

$2^8\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:226

約数の個数: 144

約数和(自身を含む): 620754624

約数和(自身を除く): 369457088

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 73, 112, 113, 119, 128, 136, 146, 224, 226, 238, 256, 272, 292, 448, 452, 476, 511, 544, 584, 791, 896, 904, 952, 1022, 1088, 1168, 1241, 1582, 1792, 1808, 1904, 1921, 2044, 2176, 2336, 2482, 3164, 3616, 3808, 3842, 4088, 4352, 4672, 4964, 6328, 7232, 7616, 7684, 8176, 8249, 8687, 9344, 9928, 12656, 13447, 14464, 15232, 15368, 16352, 16498, 17374, 18688, 19856, 25312, 26894, 28928, 30464, 30736, 32704, 32996, 34748, 39712, 50624, 53788, 57743, 61472, 65408, 65992, 69496, 79424, 101248, 107576, 115486, 122944, 130816, 131984, 138992, 140233, 158848, 202496, 215152, 230972, 245888, 263968, 277984, 280466, 317696, 430304, 461944, 491776, 527936, 555968, 560932, 860608, 923888, 981631, 1055872, 1111936, 1121864, 1721216, 1847776, 1963262, 2111744, 2223872, 2243728, 3442432, 3695552, 3926524, 4487456, 7391104, 7853048, 8974912, 14782208, 15706096, 17949824, 31412192, 35899648, 62824384, 125648768, 251297536]

約数ペア:

[(1, 251297536), (2, 125648768), (4, 62824384), (7, 35899648), (8, 31412192), (14, 17949824), (16, 15706096), (17, 14782208), (28, 8974912), (32, 7853048), (34, 7391104), (56, 4487456), (64, 3926524), (68, 3695552), (73, 3442432), (112, 2243728), (113, 2223872), (119, 2111744), (128, 1963262), (136, 1847776), (146, 1721216), (224, 1121864), (226, 1111936), (238, 1055872), (256, 981631), (272, 923888), (292, 860608), (448, 560932), (452, 555968), (476, 527936), (511, 491776), (544, 461944), (584, 430304), (791, 317696), (896, 280466), (904, 277984), (952, 263968), (1022, 245888), (1088, 230972), (1168, 215152), (1241, 202496), (1582, 158848), (1792, 140233), (1808, 138992), (1904, 131984), (1921, 130816), (2044, 122944), (2176, 115486), (2336, 107576), (2482, 101248), (3164, 79424), (3616, 69496), (3808, 65992), (3842, 65408), (4088, 61472), (4352, 57743), (4672, 53788), (4964, 50624), (6328, 39712), (7232, 34748), (7616, 32996), (7684, 32704), (8176, 30736), (8249, 30464), (8687, 28928), (9344, 26894), (9928, 25312), (12656, 19856), (13447, 18688), (14464, 17374), (15232, 16498), (15368, 16352)]