281219232

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{191}}^1\times {\mathrm{313}}^1$

素因数の和:531

約数の個数: 144

約数和(自身を含む): 865976832

約数和(自身を除く): 584757600

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 84, 96, 98, 112, 147, 168, 191, 196, 224, 294, 313, 336, 382, 392, 573, 588, 626, 672, 764, 784, 939, 1146, 1176, 1252, 1337, 1528, 1568, 1878, 2191, 2292, 2352, 2504, 2674, 3056, 3756, 4011, 4382, 4584, 4704, 5008, 5348, 6112, 6573, 7512, 8022, 8764, 9168, 9359, 10016, 10696, 13146, 15024, 15337, 16044, 17528, 18336, 18718, 21392, 26292, 28077, 30048, 30674, 32088, 35056, 37436, 42784, 46011, 52584, 56154, 59783, 61348, 64176, 70112, 74872, 92022, 105168, 112308, 119566, 122696, 128352, 149744, 179349, 184044, 210336, 224616, 239132, 245392, 299488, 358698, 368088, 418481, 449232, 478264, 490784, 717396, 736176, 836962, 898464, 956528, 1255443, 1434792, 1472352, 1673924, 1913056, 2510886, 2869584, 2929367, 3347848, 5021772, 5739168, 5858734, 6695696, 8788101, 10043544, 11717468, 13391392, 17576202, 20087088, 23434936, 35152404, 40174176, 46869872, 70304808, 93739744, 140609616, 281219232]

約数ペア:

[(1, 281219232), (2, 140609616), (3, 93739744), (4, 70304808), (6, 46869872), (7, 40174176), (8, 35152404), (12, 23434936), (14, 20087088), (16, 17576202), (21, 13391392), (24, 11717468), (28, 10043544), (32, 8788101), (42, 6695696), (48, 5858734), (49, 5739168), (56, 5021772), (84, 3347848), (96, 2929367), (98, 2869584), (112, 2510886), (147, 1913056), (168, 1673924), (191, 1472352), (196, 1434792), (224, 1255443), (294, 956528), (313, 898464), (336, 836962), (382, 736176), (392, 717396), (573, 490784), (588, 478264), (626, 449232), (672, 418481), (764, 368088), (784, 358698), (939, 299488), (1146, 245392), (1176, 239132), (1252, 224616), (1337, 210336), (1528, 184044), (1568, 179349), (1878, 149744), (2191, 128352), (2292, 122696), (2352, 119566), (2504, 112308), (2674, 105168), (3056, 92022), (3756, 74872), (4011, 70112), (4382, 64176), (4584, 61348), (4704, 59783), (5008, 56154), (5348, 52584), (6112, 46011), (6573, 42784), (7512, 37436), (8022, 35056), (8764, 32088), (9168, 30674), (9359, 30048), (10016, 28077), (10696, 26292), (13146, 21392), (15024, 18718), (15337, 18336), (16044, 17528)]