398628720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{11299}}^1$

素因数の和:11332

約数の個数: 180

約数和(自身を含む): 1557433800

約数和(自身を除く): 1158805080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 504, 560, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1176, 1260, 1470, 1680, 1764, 1960, 2205, 2352, 2520, 2940, 3528, 3920, 4410, 5040, 5880, 7056, 8820, 11299, 11760, 17640, 22598, 33897, 35280, 45196, 56495, 67794, 79093, 90392, 101691, 112990, 135588, 158186, 169485, 180784, 203382, 225980, 237279, 271176, 316372, 338970, 395465, 406764, 451960, 474558, 508455, 542352, 553651, 632744, 677940, 711837, 790930, 813528, 903920, 949116, 1016910, 1107302, 1186395, 1265488, 1355880, 1423674, 1581860, 1627056, 1660953, 1898232, 2033820, 2214604, 2372790, 2711760, 2768255, 2847348, 3163720, 3321906, 3559185, 3796464, 4067640, 4429208, 4745580, 4982859, 5536510, 5694696, 6327440, 6643812, 7118370, 8135280, 8304765, 8858416, 9491160, 9965718, 11073020, 11389392, 13287624, 14236740, 16609530, 18982320, 19931436, 22146040, 24914295, 26575248, 28473480, 33219060, 39862872, 44292080, 49828590, 56946960, 66438120, 79725744, 99657180, 132876240, 199314360, 398628720]

約数ペア:

[(1, 398628720), (2, 199314360), (3, 132876240), (4, 99657180), (5, 79725744), (6, 66438120), (7, 56946960), (8, 49828590), (9, 44292080), (10, 39862872), (12, 33219060), (14, 28473480), (15, 26575248), (16, 24914295), (18, 22146040), (20, 19931436), (21, 18982320), (24, 16609530), (28, 14236740), (30, 13287624), (35, 11389392), (36, 11073020), (40, 9965718), (42, 9491160), (45, 8858416), (48, 8304765), (49, 8135280), (56, 7118370), (60, 6643812), (63, 6327440), (70, 5694696), (72, 5536510), (80, 4982859), (84, 4745580), (90, 4429208), (98, 4067640), (105, 3796464), (112, 3559185), (120, 3321906), (126, 3163720), (140, 2847348), (144, 2768255), (147, 2711760), (168, 2372790), (180, 2214604), (196, 2033820), (210, 1898232), (240, 1660953), (245, 1627056), (252, 1581860), (280, 1423674), (294, 1355880), (315, 1265488), (336, 1186395), (360, 1107302), (392, 1016910), (420, 949116), (441, 903920), (490, 813528), (504, 790930), (560, 711837), (588, 677940), (630, 632744), (720, 553651), (735, 542352), (784, 508455), (840, 474558), (882, 451960), (980, 406764), (1008, 395465), (1176, 338970), (1260, 316372), (1470, 271176), (1680, 237279), (1764, 225980), (1960, 203382), (2205, 180784), (2352, 169485), (2520, 158186), (2940, 135588), (3528, 112990), (3920, 101691), (4410, 90392), (5040, 79093), (5880, 67794), (7056, 56495), (8820, 45196), (11299, 35280), (11760, 33897), (17640, 22598)]