139945904

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2371}}^1$

素因数の和:2434

約数の個数: 80

約数和(自身を含む): 338835456

約数和(自身を除く): 198889552

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 31, 34, 56, 62, 68, 112, 119, 124, 136, 217, 238, 248, 272, 434, 476, 496, 527, 868, 952, 1054, 1736, 1904, 2108, 2371, 3472, 3689, 4216, 4742, 7378, 8432, 9484, 14756, 16597, 18968, 29512, 33194, 37936, 40307, 59024, 66388, 73501, 80614, 132776, 147002, 161228, 265552, 282149, 294004, 322456, 514507, 564298, 588008, 644912, 1029014, 1128596, 1176016, 1249517, 2058028, 2257192, 2499034, 4116056, 4514384, 4998068, 8232112, 8746619, 9996136, 17493238, 19992272, 34986476, 69972952, 139945904]

約数ペア:

[(1, 139945904), (2, 69972952), (4, 34986476), (7, 19992272), (8, 17493238), (14, 9996136), (16, 8746619), (17, 8232112), (28, 4998068), (31, 4514384), (34, 4116056), (56, 2499034), (62, 2257192), (68, 2058028), (112, 1249517), (119, 1176016), (124, 1128596), (136, 1029014), (217, 644912), (238, 588008), (248, 564298), (272, 514507), (434, 322456), (476, 294004), (496, 282149), (527, 265552), (868, 161228), (952, 147002), (1054, 132776), (1736, 80614), (1904, 73501), (2108, 66388), (2371, 59024), (3472, 40307), (3689, 37936), (4216, 33194), (4742, 29512), (7378, 18968), (8432, 16597), (9484, 14756)]