128893864

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2971}}^1$

素因数の和:3034

約数の個数: 64

約数和(自身を含む): 288878400

約数和(自身を除く): 159984536

約数列:

[1, 2, 4, 8, 11, 17, 22, 29, 34, 44, 58, 68, 88, 116, 136, 187, 232, 319, 374, 493, 638, 748, 986, 1276, 1496, 1972, 2552, 2971, 3944, 5423, 5942, 10846, 11884, 21692, 23768, 32681, 43384, 50507, 65362, 86159, 101014, 130724, 172318, 202028, 261448, 344636, 404056, 555577, 689272, 947749, 1111154, 1464703, 1895498, 2222308, 2929406, 3790996, 4444616, 5858812, 7581992, 11717624, 16111733, 32223466, 64446932, 128893864]

約数ペア:

[(1, 128893864), (2, 64446932), (4, 32223466), (8, 16111733), (11, 11717624), (17, 7581992), (22, 5858812), (29, 4444616), (34, 3790996), (44, 2929406), (58, 2222308), (68, 1895498), (88, 1464703), (116, 1111154), (136, 947749), (187, 689272), (232, 555577), (319, 404056), (374, 344636), (493, 261448), (638, 202028), (748, 172318), (986, 130724), (1276, 101014), (1496, 86159), (1972, 65362), (2552, 50507), (2971, 43384), (3944, 32681), (5423, 23768), (5942, 21692), (10846, 11884)]