51708720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{4397}}^1$

素因数の和:4427

約数の個数: 120

約数和(自身を含む): 186510384

約数和(自身を除く): 134801664

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1470, 1680, 1960, 2352, 2940, 3920, 4397, 5880, 8794, 11760, 13191, 17588, 21985, 26382, 30779, 35176, 43970, 52764, 61558, 65955, 70352, 87940, 92337, 105528, 123116, 131910, 153895, 175880, 184674, 211056, 215453, 246232, 263820, 307790, 351760, 369348, 430906, 461685, 492464, 527640, 615580, 646359, 738696, 861812, 923370, 1055280, 1077265, 1231160, 1292718, 1477392, 1723624, 1846740, 2154530, 2462320, 2585436, 3231795, 3447248, 3693480, 4309060, 5170872, 6463590, 7386960, 8618120, 10341744, 12927180, 17236240, 25854360, 51708720]

約数ペア:

[(1, 51708720), (2, 25854360), (3, 17236240), (4, 12927180), (5, 10341744), (6, 8618120), (7, 7386960), (8, 6463590), (10, 5170872), (12, 4309060), (14, 3693480), (15, 3447248), (16, 3231795), (20, 2585436), (21, 2462320), (24, 2154530), (28, 1846740), (30, 1723624), (35, 1477392), (40, 1292718), (42, 1231160), (48, 1077265), (49, 1055280), (56, 923370), (60, 861812), (70, 738696), (80, 646359), (84, 615580), (98, 527640), (105, 492464), (112, 461685), (120, 430906), (140, 369348), (147, 351760), (168, 307790), (196, 263820), (210, 246232), (240, 215453), (245, 211056), (280, 184674), (294, 175880), (336, 153895), (392, 131910), (420, 123116), (490, 105528), (560, 92337), (588, 87940), (735, 70352), (784, 65955), (840, 61558), (980, 52764), (1176, 43970), (1470, 35176), (1680, 30779), (1960, 26382), (2352, 21985), (2940, 17588), (3920, 13191), (4397, 11760), (5880, 8794)]