256245504

素因数分解:

$2^8\times 3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1$

素因数の和:326

約数の個数: 144

約数和(自身を含む): 722104320

約数和(自身を除く): 465858816

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 47, 48, 62, 64, 93, 94, 96, 124, 128, 141, 186, 188, 192, 229, 248, 256, 282, 372, 376, 384, 458, 496, 564, 687, 744, 752, 768, 916, 992, 1128, 1374, 1457, 1488, 1504, 1832, 1984, 2256, 2748, 2914, 2976, 3008, 3664, 3968, 4371, 4512, 5496, 5828, 5952, 6016, 7099, 7328, 7936, 8742, 9024, 10763, 10992, 11656, 11904, 12032, 14198, 14656, 17484, 18048, 21297, 21526, 21984, 23312, 23808, 28396, 29312, 32289, 34968, 36096, 42594, 43052, 43968, 46624, 56792, 58624, 64578, 69936, 85188, 86104, 87936, 93248, 113584, 129156, 139872, 170376, 172208, 175872, 186496, 227168, 258312, 279744, 333653, 340752, 344416, 372992, 454336, 516624, 559488, 667306, 681504, 688832, 908672, 1000959, 1033248, 1118976, 1334612, 1363008, 1377664, 1817344, 2001918, 2066496, 2669224, 2726016, 2755328, 4003836, 4132992, 5338448, 5452032, 8007672, 8265984, 10676896, 16015344, 21353792, 32030688, 42707584, 64061376, 85415168, 128122752, 256245504]

約数ペア:

[(1, 256245504), (2, 128122752), (3, 85415168), (4, 64061376), (6, 42707584), (8, 32030688), (12, 21353792), (16, 16015344), (24, 10676896), (31, 8265984), (32, 8007672), (47, 5452032), (48, 5338448), (62, 4132992), (64, 4003836), (93, 2755328), (94, 2726016), (96, 2669224), (124, 2066496), (128, 2001918), (141, 1817344), (186, 1377664), (188, 1363008), (192, 1334612), (229, 1118976), (248, 1033248), (256, 1000959), (282, 908672), (372, 688832), (376, 681504), (384, 667306), (458, 559488), (496, 516624), (564, 454336), (687, 372992), (744, 344416), (752, 340752), (768, 333653), (916, 279744), (992, 258312), (1128, 227168), (1374, 186496), (1457, 175872), (1488, 172208), (1504, 170376), (1832, 139872), (1984, 129156), (2256, 113584), (2748, 93248), (2914, 87936), (2976, 86104), (3008, 85188), (3664, 69936), (3968, 64578), (4371, 58624), (4512, 56792), (5496, 46624), (5828, 43968), (5952, 43052), (6016, 42594), (7099, 36096), (7328, 34968), (7936, 32289), (8742, 29312), (9024, 28396), (10763, 23808), (10992, 23312), (11656, 21984), (11904, 21526), (12032, 21297), (14198, 18048), (14656, 17484)]