281173560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1879}}^1$

素因数の和:1965

約数の個数: 128

約数和(自身を含む): 893376000

約数和(自身を除く): 612202440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 43, 58, 60, 86, 87, 116, 120, 129, 145, 172, 174, 215, 232, 258, 290, 344, 348, 430, 435, 516, 580, 645, 696, 860, 870, 1032, 1160, 1247, 1290, 1720, 1740, 1879, 2494, 2580, 3480, 3741, 3758, 4988, 5160, 5637, 6235, 7482, 7516, 9395, 9976, 11274, 12470, 14964, 15032, 18705, 18790, 22548, 24940, 28185, 29928, 37410, 37580, 45096, 49880, 54491, 56370, 74820, 75160, 80797, 108982, 112740, 149640, 161594, 163473, 217964, 225480, 242391, 272455, 323188, 326946, 403985, 435928, 484782, 544910, 646376, 653892, 807970, 817365, 969564, 1089820, 1211955, 1307784, 1615940, 1634730, 1939128, 2179640, 2343113, 2423910, 3231880, 3269460, 4686226, 4847820, 6538920, 7029339, 9372452, 9695640, 11715565, 14058678, 18744904, 23431130, 28117356, 35146695, 46862260, 56234712, 70293390, 93724520, 140586780, 281173560]

約数ペア:

[(1, 281173560), (2, 140586780), (3, 93724520), (4, 70293390), (5, 56234712), (6, 46862260), (8, 35146695), (10, 28117356), (12, 23431130), (15, 18744904), (20, 14058678), (24, 11715565), (29, 9695640), (30, 9372452), (40, 7029339), (43, 6538920), (58, 4847820), (60, 4686226), (86, 3269460), (87, 3231880), (116, 2423910), (120, 2343113), (129, 2179640), (145, 1939128), (172, 1634730), (174, 1615940), (215, 1307784), (232, 1211955), (258, 1089820), (290, 969564), (344, 817365), (348, 807970), (430, 653892), (435, 646376), (516, 544910), (580, 484782), (645, 435928), (696, 403985), (860, 326946), (870, 323188), (1032, 272455), (1160, 242391), (1247, 225480), (1290, 217964), (1720, 163473), (1740, 161594), (1879, 149640), (2494, 112740), (2580, 108982), (3480, 80797), (3741, 75160), (3758, 74820), (4988, 56370), (5160, 54491), (5637, 49880), (6235, 45096), (7482, 37580), (7516, 37410), (9395, 29928), (9976, 28185), (11274, 24940), (12470, 22548), (14964, 18790), (15032, 18705)]