142695728

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{563}}^1$

素因数の和:682

約数の個数: 80

約数和(自身を含む): 331216896

約数和(自身を除く): 188521168

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 73, 112, 124, 146, 217, 248, 292, 434, 496, 511, 563, 584, 868, 1022, 1126, 1168, 1736, 2044, 2252, 2263, 3472, 3941, 4088, 4504, 4526, 7882, 8176, 9008, 9052, 15764, 15841, 17453, 18104, 31528, 31682, 34906, 36208, 41099, 63056, 63364, 69812, 82198, 122171, 126728, 139624, 164396, 244342, 253456, 279248, 287693, 328792, 488684, 575386, 657584, 977368, 1150772, 1274069, 1954736, 2301544, 2548138, 4603088, 5096276, 8918483, 10192552, 17836966, 20385104, 35673932, 71347864, 142695728]

約数ペア:

[(1, 142695728), (2, 71347864), (4, 35673932), (7, 20385104), (8, 17836966), (14, 10192552), (16, 8918483), (28, 5096276), (31, 4603088), (56, 2548138), (62, 2301544), (73, 1954736), (112, 1274069), (124, 1150772), (146, 977368), (217, 657584), (248, 575386), (292, 488684), (434, 328792), (496, 287693), (511, 279248), (563, 253456), (584, 244342), (868, 164396), (1022, 139624), (1126, 126728), (1168, 122171), (1736, 82198), (2044, 69812), (2252, 63364), (2263, 63056), (3472, 41099), (3941, 36208), (4088, 34906), (4504, 31682), (4526, 31528), (7882, 18104), (8176, 17453), (9008, 15841), (9052, 15764)]