1490369888

素因数分解:

$2^5\times 7^2\times {\mathrm{31}}^1\times {\mathrm{30661}}^1$

素因数の和:30716

約数の個数: 72

約数和(自身を含む): 3523431744

約数和(自身を除く): 2033061856

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 56, 62, 98, 112, 124, 196, 217, 224, 248, 392, 434, 496, 784, 868, 992, 1519, 1568, 1736, 3038, 3472, 6076, 6944, 12152, 24304, 30661, 48608, 61322, 122644, 214627, 245288, 429254, 490576, 858508, 950491, 981152, 1502389, 1717016, 1900982, 3004778, 3434032, 3801964, 6009556, 6653437, 6868064, 7603928, 12019112, 13306874, 15207856, 24038224, 26613748, 30415712, 46574059, 48076448, 53227496, 93148118, 106454992, 186296236, 212909984, 372592472, 745184944, 1490369888]

約数ペア:

[(1, 1490369888), (2, 745184944), (4, 372592472), (7, 212909984), (8, 186296236), (14, 106454992), (16, 93148118), (28, 53227496), (31, 48076448), (32, 46574059), (49, 30415712), (56, 26613748), (62, 24038224), (98, 15207856), (112, 13306874), (124, 12019112), (196, 7603928), (217, 6868064), (224, 6653437), (248, 6009556), (392, 3801964), (434, 3434032), (496, 3004778), (784, 1900982), (868, 1717016), (992, 1502389), (1519, 981152), (1568, 950491), (1736, 858508), (3038, 490576), (3472, 429254), (6076, 245288), (6944, 214627), (12152, 122644), (24304, 61322), (30661, 48608)]