770355

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:100

約数の個数: 48

約数和(自身を含む): 1516320

約数和(自身を除く): 745965

約数列:

[1, 3, 5, 9, 15, 17, 19, 45, 51, 53, 57, 85, 95, 153, 159, 171, 255, 265, 285, 323, 477, 765, 795, 855, 901, 969, 1007, 1615, 2385, 2703, 2907, 3021, 4505, 4845, 5035, 8109, 9063, 13515, 14535, 15105, 17119, 40545, 45315, 51357, 85595, 154071, 256785, 770355]

約数ペア:

[(1, 770355), (3, 256785), (5, 154071), (9, 85595), (15, 51357), (17, 45315), (19, 40545), (45, 17119), (51, 15105), (53, 14535), (57, 13515), (85, 9063), (95, 8109), (153, 5035), (159, 4845), (171, 4505), (255, 3021), (265, 2907), (285, 2703), (323, 2385), (477, 1615), (765, 1007), (795, 969), (855, 901)]