1990445856

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{14591}}^1$

素因数の和:14647

約数の個数: 144

約数和(自身を含む): 6287984640

約数和(自身を除く): 4297538784

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 32, 42, 48, 49, 56, 58, 84, 87, 96, 98, 112, 116, 147, 168, 174, 196, 203, 224, 232, 294, 336, 348, 392, 406, 464, 588, 609, 672, 696, 784, 812, 928, 1176, 1218, 1392, 1421, 1568, 1624, 2352, 2436, 2784, 2842, 3248, 4263, 4704, 4872, 5684, 6496, 8526, 9744, 11368, 14591, 17052, 19488, 22736, 29182, 34104, 43773, 45472, 58364, 68208, 87546, 102137, 116728, 136416, 175092, 204274, 233456, 306411, 350184, 408548, 423139, 466912, 612822, 700368, 714959, 817096, 846278, 1225644, 1269417, 1400736, 1429918, 1634192, 1692556, 2144877, 2451288, 2538834, 2859836, 2961973, 3268384, 3385112, 4289754, 4902576, 5077668, 5719672, 5923946, 6770224, 8579508, 8885919, 9805152, 10155336, 11439344, 11847892, 13540448, 17159016, 17771838, 20310672, 20733811, 22878688, 23695784, 34318032, 35543676, 40621344, 41467622, 47391568, 62201433, 68636064, 71087352, 82935244, 94783136, 124402866, 142174704, 165870488, 248805732, 284349408, 331740976, 497611464, 663481952, 995222928, 1990445856]

約数ペア:

[(1, 1990445856), (2, 995222928), (3, 663481952), (4, 497611464), (6, 331740976), (7, 284349408), (8, 248805732), (12, 165870488), (14, 142174704), (16, 124402866), (21, 94783136), (24, 82935244), (28, 71087352), (29, 68636064), (32, 62201433), (42, 47391568), (48, 41467622), (49, 40621344), (56, 35543676), (58, 34318032), (84, 23695784), (87, 22878688), (96, 20733811), (98, 20310672), (112, 17771838), (116, 17159016), (147, 13540448), (168, 11847892), (174, 11439344), (196, 10155336), (203, 9805152), (224, 8885919), (232, 8579508), (294, 6770224), (336, 5923946), (348, 5719672), (392, 5077668), (406, 4902576), (464, 4289754), (588, 3385112), (609, 3268384), (672, 2961973), (696, 2859836), (784, 2538834), (812, 2451288), (928, 2144877), (1176, 1692556), (1218, 1634192), (1392, 1429918), (1421, 1400736), (1568, 1269417), (1624, 1225644), (2352, 846278), (2436, 817096), (2784, 714959), (2842, 700368), (3248, 612822), (4263, 466912), (4704, 423139), (4872, 408548), (5684, 350184), (6496, 306411), (8526, 233456), (9744, 204274), (11368, 175092), (14591, 136416), (17052, 116728), (19488, 102137), (22736, 87546), (29182, 68208), (34104, 58364), (43773, 45472)]