348755456

素因数分解:

$2^9\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:172

約数の個数: 160

約数和(自身を含む): 852707328

約数和(自身を除く): 503951872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 43, 56, 62, 64, 73, 86, 112, 124, 128, 146, 172, 217, 224, 248, 256, 292, 301, 344, 434, 448, 496, 511, 512, 584, 602, 688, 868, 896, 992, 1022, 1168, 1204, 1333, 1376, 1736, 1792, 1984, 2044, 2263, 2336, 2408, 2666, 2752, 3139, 3472, 3584, 3968, 4088, 4526, 4672, 4816, 5332, 5504, 6278, 6944, 7936, 8176, 9052, 9331, 9344, 9632, 10664, 11008, 12556, 13888, 15841, 15872, 16352, 18104, 18662, 18688, 19264, 21328, 21973, 22016, 25112, 27776, 31682, 32704, 36208, 37324, 37376, 38528, 42656, 43946, 50224, 55552, 63364, 65408, 72416, 74648, 77056, 85312, 87892, 97309, 100448, 111104, 126728, 130816, 144832, 149296, 154112, 170624, 175784, 194618, 200896, 253456, 261632, 289664, 298592, 341248, 351568, 389236, 401792, 506912, 579328, 597184, 681163, 682496, 703136, 778472, 803584, 1013824, 1158656, 1194368, 1362326, 1406272, 1556944, 1607168, 2027648, 2388736, 2724652, 2812544, 3113888, 4055296, 4777472, 5449304, 5625088, 6227776, 8110592, 10898608, 11250176, 12455552, 21797216, 24911104, 43594432, 49822208, 87188864, 174377728, 348755456]

約数ペア:

[(1, 348755456), (2, 174377728), (4, 87188864), (7, 49822208), (8, 43594432), (14, 24911104), (16, 21797216), (28, 12455552), (31, 11250176), (32, 10898608), (43, 8110592), (56, 6227776), (62, 5625088), (64, 5449304), (73, 4777472), (86, 4055296), (112, 3113888), (124, 2812544), (128, 2724652), (146, 2388736), (172, 2027648), (217, 1607168), (224, 1556944), (248, 1406272), (256, 1362326), (292, 1194368), (301, 1158656), (344, 1013824), (434, 803584), (448, 778472), (496, 703136), (511, 682496), (512, 681163), (584, 597184), (602, 579328), (688, 506912), (868, 401792), (896, 389236), (992, 351568), (1022, 341248), (1168, 298592), (1204, 289664), (1333, 261632), (1376, 253456), (1736, 200896), (1792, 194618), (1984, 175784), (2044, 170624), (2263, 154112), (2336, 149296), (2408, 144832), (2666, 130816), (2752, 126728), (3139, 111104), (3472, 100448), (3584, 97309), (3968, 87892), (4088, 85312), (4526, 77056), (4672, 74648), (4816, 72416), (5332, 65408), (5504, 63364), (6278, 55552), (6944, 50224), (7936, 43946), (8176, 42656), (9052, 38528), (9331, 37376), (9344, 37324), (9632, 36208), (10664, 32704), (11008, 31682), (12556, 27776), (13888, 25112), (15841, 22016), (15872, 21973), (16352, 21328), (18104, 19264), (18662, 18688)]