720403712

素因数分解:

$2^8\times 7^1\times {\mathrm{73}}^1\times {\mathrm{5507}}^1$

素因数の和:5603

約数の個数: 72

約数和(自身を含む): 1666236096

約数和(自身を除く): 945832384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 73, 112, 128, 146, 224, 256, 292, 448, 511, 584, 896, 1022, 1168, 1792, 2044, 2336, 4088, 4672, 5507, 8176, 9344, 11014, 16352, 18688, 22028, 32704, 38549, 44056, 65408, 77098, 88112, 130816, 154196, 176224, 308392, 352448, 402011, 616784, 704896, 804022, 1233568, 1409792, 1608044, 2467136, 2814077, 3216088, 4934272, 5628154, 6432176, 9868544, 11256308, 12864352, 22512616, 25728704, 45025232, 51457408, 90050464, 102914816, 180100928, 360201856, 720403712]

約数ペア:

[(1, 720403712), (2, 360201856), (4, 180100928), (7, 102914816), (8, 90050464), (14, 51457408), (16, 45025232), (28, 25728704), (32, 22512616), (56, 12864352), (64, 11256308), (73, 9868544), (112, 6432176), (128, 5628154), (146, 4934272), (224, 3216088), (256, 2814077), (292, 2467136), (448, 1608044), (511, 1409792), (584, 1233568), (896, 804022), (1022, 704896), (1168, 616784), (1792, 402011), (2044, 352448), (2336, 308392), (4088, 176224), (4672, 154196), (5507, 130816), (8176, 88112), (9344, 77098), (11014, 65408), (16352, 44056), (18688, 38549), (22028, 32704)]