1803403280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{293}}^1\times {\mathrm{379}}^1$

素因数の和:721

約数の個数: 160

約数和(自身を含む): 4987180800

約数和(自身を除く): 3183777520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 203, 232, 280, 290, 293, 379, 406, 464, 560, 580, 586, 758, 812, 1015, 1160, 1172, 1465, 1516, 1624, 1895, 2030, 2051, 2320, 2344, 2653, 2930, 3032, 3248, 3790, 4060, 4102, 4688, 5306, 5860, 6064, 7580, 8120, 8204, 8497, 10255, 10612, 10991, 11720, 13265, 15160, 16240, 16408, 16994, 20510, 21224, 21982, 23440, 26530, 30320, 32816, 33988, 41020, 42448, 42485, 43964, 53060, 54955, 59479, 67976, 76937, 82040, 84970, 87928, 106120, 109910, 111047, 118958, 135952, 153874, 164080, 169940, 175856, 212240, 219820, 222094, 237916, 297395, 307748, 339880, 384685, 439640, 444188, 475832, 555235, 594790, 615496, 679760, 769370, 777329, 879280, 888376, 951664, 1110470, 1189580, 1230992, 1538740, 1554658, 1776752, 2220940, 2379160, 3077480, 3109316, 3220363, 3886645, 4441880, 4758320, 6154960, 6218632, 6440726, 7773290, 8883760, 12437264, 12881452, 15546580, 16101815, 22542541, 25762904, 31093160, 32203630, 45085082, 51525808, 62186320, 64407260, 90170164, 112712705, 128814520, 180340328, 225425410, 257629040, 360680656, 450850820, 901701640, 1803403280]

約数ペア:

[(1, 1803403280), (2, 901701640), (4, 450850820), (5, 360680656), (7, 257629040), (8, 225425410), (10, 180340328), (14, 128814520), (16, 112712705), (20, 90170164), (28, 64407260), (29, 62186320), (35, 51525808), (40, 45085082), (56, 32203630), (58, 31093160), (70, 25762904), (80, 22542541), (112, 16101815), (116, 15546580), (140, 12881452), (145, 12437264), (203, 8883760), (232, 7773290), (280, 6440726), (290, 6218632), (293, 6154960), (379, 4758320), (406, 4441880), (464, 3886645), (560, 3220363), (580, 3109316), (586, 3077480), (758, 2379160), (812, 2220940), (1015, 1776752), (1160, 1554658), (1172, 1538740), (1465, 1230992), (1516, 1189580), (1624, 1110470), (1895, 951664), (2030, 888376), (2051, 879280), (2320, 777329), (2344, 769370), (2653, 679760), (2930, 615496), (3032, 594790), (3248, 555235), (3790, 475832), (4060, 444188), (4102, 439640), (4688, 384685), (5306, 339880), (5860, 307748), (6064, 297395), (7580, 237916), (8120, 222094), (8204, 219820), (8497, 212240), (10255, 175856), (10612, 169940), (10991, 164080), (11720, 153874), (13265, 135952), (15160, 118958), (16240, 111047), (16408, 109910), (16994, 106120), (20510, 87928), (21224, 84970), (21982, 82040), (23440, 76937), (26530, 67976), (30320, 59479), (32816, 54955), (33988, 53060), (41020, 43964), (42448, 42485)]