149261728

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^2\times {\mathrm{5507}}^1$

素因数の和:5546

約数の個数: 72

約数和(自身を含む): 369212256

約数和(自身を除く): 219950528

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 112, 121, 154, 176, 224, 242, 308, 352, 484, 616, 847, 968, 1232, 1694, 1936, 2464, 3388, 3872, 5507, 6776, 11014, 13552, 22028, 27104, 38549, 44056, 60577, 77098, 88112, 121154, 154196, 176224, 242308, 308392, 424039, 484616, 616784, 666347, 848078, 969232, 1233568, 1332694, 1696156, 1938464, 2665388, 3392312, 4664429, 5330776, 6784624, 9328858, 10661552, 13569248, 18657716, 21323104, 37315432, 74630864, 149261728]

約数ペア:

[(1, 149261728), (2, 74630864), (4, 37315432), (7, 21323104), (8, 18657716), (11, 13569248), (14, 10661552), (16, 9328858), (22, 6784624), (28, 5330776), (32, 4664429), (44, 3392312), (56, 2665388), (77, 1938464), (88, 1696156), (112, 1332694), (121, 1233568), (154, 969232), (176, 848078), (224, 666347), (242, 616784), (308, 484616), (352, 424039), (484, 308392), (616, 242308), (847, 176224), (968, 154196), (1232, 121154), (1694, 88112), (1936, 77098), (2464, 60577), (3388, 44056), (3872, 38549), (5507, 27104), (6776, 22028), (11014, 13552)]