157439744

素因数分解:

$2^8\times 7^3\times {\mathrm{11}}^1\times {\mathrm{163}}^1$

素因数の和:211

約数の個数: 144

約数和(自身を含む): 402259200

約数和(自身を除く): 244819456

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 64, 77, 88, 98, 112, 128, 154, 163, 176, 196, 224, 256, 308, 326, 343, 352, 392, 448, 539, 616, 652, 686, 704, 784, 896, 1078, 1141, 1232, 1304, 1372, 1408, 1568, 1792, 1793, 2156, 2282, 2464, 2608, 2744, 2816, 3136, 3586, 3773, 4312, 4564, 4928, 5216, 5488, 6272, 7172, 7546, 7987, 8624, 9128, 9856, 10432, 10976, 12544, 12551, 14344, 15092, 15974, 17248, 18256, 19712, 20864, 21952, 25102, 28688, 30184, 31948, 34496, 36512, 41728, 43904, 50204, 55909, 57376, 60368, 63896, 68992, 73024, 87808, 87857, 100408, 111818, 114752, 120736, 127792, 137984, 146048, 175714, 200816, 223636, 229504, 241472, 255584, 292096, 351428, 401632, 447272, 459008, 482944, 511168, 614999, 702856, 803264, 894544, 965888, 1022336, 1229998, 1405712, 1606528, 1789088, 2044672, 2459996, 2811424, 3213056, 3578176, 4919992, 5622848, 7156352, 9839984, 11245696, 14312704, 19679968, 22491392, 39359936, 78719872, 157439744]

約数ペア:

[(1, 157439744), (2, 78719872), (4, 39359936), (7, 22491392), (8, 19679968), (11, 14312704), (14, 11245696), (16, 9839984), (22, 7156352), (28, 5622848), (32, 4919992), (44, 3578176), (49, 3213056), (56, 2811424), (64, 2459996), (77, 2044672), (88, 1789088), (98, 1606528), (112, 1405712), (128, 1229998), (154, 1022336), (163, 965888), (176, 894544), (196, 803264), (224, 702856), (256, 614999), (308, 511168), (326, 482944), (343, 459008), (352, 447272), (392, 401632), (448, 351428), (539, 292096), (616, 255584), (652, 241472), (686, 229504), (704, 223636), (784, 200816), (896, 175714), (1078, 146048), (1141, 137984), (1232, 127792), (1304, 120736), (1372, 114752), (1408, 111818), (1568, 100408), (1792, 87857), (1793, 87808), (2156, 73024), (2282, 68992), (2464, 63896), (2608, 60368), (2744, 57376), (2816, 55909), (3136, 50204), (3586, 43904), (3773, 41728), (4312, 36512), (4564, 34496), (4928, 31948), (5216, 30184), (5488, 28688), (6272, 25102), (7172, 21952), (7546, 20864), (7987, 19712), (8624, 18256), (9128, 17248), (9856, 15974), (10432, 15092), (10976, 14344), (12544, 12551)]