90969872

素因数分解:

$2^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:269

約数の個数: 120

約数和(自身を含む): 223914240

約数和(自身を除く): 132944368

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 38, 49, 56, 62, 76, 98, 112, 124, 133, 152, 196, 197, 217, 248, 266, 304, 392, 394, 434, 496, 532, 589, 784, 788, 868, 931, 1064, 1178, 1379, 1519, 1576, 1736, 1862, 2128, 2356, 2758, 3038, 3152, 3472, 3724, 3743, 4123, 4712, 5516, 6076, 6107, 7448, 7486, 8246, 9424, 9653, 11032, 12152, 12214, 14896, 14972, 16492, 19306, 22064, 24304, 24428, 26201, 28861, 29944, 32984, 38612, 42749, 48856, 52402, 57722, 59888, 65968, 77224, 85498, 97712, 104804, 115444, 116033, 154448, 170996, 183407, 209608, 230888, 232066, 299243, 341992, 366814, 419216, 461776, 464132, 598486, 683984, 733628, 812231, 928264, 1196972, 1467256, 1624462, 1856528, 2393944, 2934512, 3248924, 4787888, 5685617, 6497848, 11371234, 12995696, 22742468, 45484936, 90969872]

約数ペア:

[(1, 90969872), (2, 45484936), (4, 22742468), (7, 12995696), (8, 11371234), (14, 6497848), (16, 5685617), (19, 4787888), (28, 3248924), (31, 2934512), (38, 2393944), (49, 1856528), (56, 1624462), (62, 1467256), (76, 1196972), (98, 928264), (112, 812231), (124, 733628), (133, 683984), (152, 598486), (196, 464132), (197, 461776), (217, 419216), (248, 366814), (266, 341992), (304, 299243), (392, 232066), (394, 230888), (434, 209608), (496, 183407), (532, 170996), (589, 154448), (784, 116033), (788, 115444), (868, 104804), (931, 97712), (1064, 85498), (1178, 77224), (1379, 65968), (1519, 59888), (1576, 57722), (1736, 52402), (1862, 48856), (2128, 42749), (2356, 38612), (2758, 32984), (3038, 29944), (3152, 28861), (3472, 26201), (3724, 24428), (3743, 24304), (4123, 22064), (4712, 19306), (5516, 16492), (6076, 14972), (6107, 14896), (7448, 12214), (7486, 12152), (8246, 11032), (9424, 9653)]