768075

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1$

素因数の和:57

約数の個数: 72

約数和(自身を含む): 1696320

約数和(自身を除く): 928245

約数列:

[1, 3, 5, 7, 11, 15, 19, 21, 25, 33, 35, 49, 55, 57, 75, 77, 95, 105, 133, 147, 165, 175, 209, 231, 245, 275, 285, 385, 399, 475, 525, 539, 627, 665, 735, 825, 931, 1045, 1155, 1225, 1425, 1463, 1617, 1925, 1995, 2695, 2793, 3135, 3325, 3675, 4389, 4655, 5225, 5775, 7315, 8085, 9975, 10241, 13475, 13965, 15675, 21945, 23275, 30723, 36575, 40425, 51205, 69825, 109725, 153615, 256025, 768075]

約数ペア:

[(1, 768075), (3, 256025), (5, 153615), (7, 109725), (11, 69825), (15, 51205), (19, 40425), (21, 36575), (25, 30723), (33, 23275), (35, 21945), (49, 15675), (55, 13965), (57, 13475), (75, 10241), (77, 9975), (95, 8085), (105, 7315), (133, 5775), (147, 5225), (165, 4655), (175, 4389), (209, 3675), (231, 3325), (245, 3135), (275, 2793), (285, 2695), (385, 1995), (399, 1925), (475, 1617), (525, 1463), (539, 1425), (627, 1225), (665, 1155), (735, 1045), (825, 931)]