289665488

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4391}}^1$

素因数の和:4456

約数の個数: 80

約数和(自身を含む): 697098240

約数和(自身を除く): 407432752

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 38, 56, 62, 76, 112, 124, 133, 152, 217, 248, 266, 304, 434, 496, 532, 589, 868, 1064, 1178, 1736, 2128, 2356, 3472, 4123, 4391, 4712, 8246, 8782, 9424, 16492, 17564, 30737, 32984, 35128, 61474, 65968, 70256, 83429, 122948, 136121, 166858, 245896, 272242, 333716, 491792, 544484, 584003, 667432, 952847, 1088968, 1168006, 1334864, 1905694, 2177936, 2336012, 2586299, 3811388, 4672024, 5172598, 7622776, 9344048, 10345196, 15245552, 18104093, 20690392, 36208186, 41380784, 72416372, 144832744, 289665488]

約数ペア:

[(1, 289665488), (2, 144832744), (4, 72416372), (7, 41380784), (8, 36208186), (14, 20690392), (16, 18104093), (19, 15245552), (28, 10345196), (31, 9344048), (38, 7622776), (56, 5172598), (62, 4672024), (76, 3811388), (112, 2586299), (124, 2336012), (133, 2177936), (152, 1905694), (217, 1334864), (248, 1168006), (266, 1088968), (304, 952847), (434, 667432), (496, 584003), (532, 544484), (589, 491792), (868, 333716), (1064, 272242), (1178, 245896), (1736, 166858), (2128, 136121), (2356, 122948), (3472, 83429), (4123, 70256), (4391, 65968), (4712, 61474), (8246, 35128), (8782, 32984), (9424, 30737), (16492, 17564)]