320860995

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{751}}^1$

素因数の和:1092

約数の個数: 64

約数和(自身を含む): 634712064

約数和(自身を除く): 313851069

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 313, 455, 751, 939, 1365, 1565, 2191, 2253, 3755, 4069, 4695, 5257, 6573, 9763, 10955, 11265, 12207, 15771, 20345, 26285, 28483, 29289, 32865, 48815, 61035, 68341, 78855, 85449, 142415, 146445, 205023, 235063, 341705, 427245, 705189, 1025115, 1175315, 1645441, 3055819, 3525945, 4936323, 8227205, 9167457, 15279095, 21390733, 24681615, 45837285, 64172199, 106953665, 320860995]

約数ペア:

[(1, 320860995), (3, 106953665), (5, 64172199), (7, 45837285), (13, 24681615), (15, 21390733), (21, 15279095), (35, 9167457), (39, 8227205), (65, 4936323), (91, 3525945), (105, 3055819), (195, 1645441), (273, 1175315), (313, 1025115), (455, 705189), (751, 427245), (939, 341705), (1365, 235063), (1565, 205023), (2191, 146445), (2253, 142415), (3755, 85449), (4069, 78855), (4695, 68341), (5257, 61035), (6573, 48815), (9763, 32865), (10955, 29289), (11265, 28483), (12207, 26285), (15771, 20345)]