76681815

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^2\times {\mathrm{19}}^2$

素因数の和:94

約数の個数: 108

約数和(自身を含む): 160010856

約数和(自身を除く): 83329041

約数列:

[1, 3, 5, 7, 15, 17, 19, 21, 35, 49, 51, 57, 85, 95, 105, 119, 133, 147, 245, 255, 285, 289, 323, 357, 361, 399, 595, 665, 735, 833, 867, 931, 969, 1083, 1445, 1615, 1785, 1805, 1995, 2023, 2261, 2499, 2527, 2793, 4165, 4335, 4655, 4845, 5415, 5491, 6069, 6137, 6783, 7581, 10115, 11305, 12495, 12635, 13965, 14161, 15827, 16473, 17689, 18411, 27455, 30345, 30685, 33915, 37905, 38437, 42483, 42959, 47481, 53067, 70805, 79135, 82365, 88445, 92055, 104329, 115311, 128877, 192185, 212415, 214795, 237405, 265335, 269059, 300713, 312987, 521645, 576555, 644385, 730303, 807177, 902139, 1345295, 1503565, 1564935, 2190909, 3651515, 4035885, 4510695, 5112121, 10954545, 15336363, 25560605, 76681815]

約数ペア:

[(1, 76681815), (3, 25560605), (5, 15336363), (7, 10954545), (15, 5112121), (17, 4510695), (19, 4035885), (21, 3651515), (35, 2190909), (49, 1564935), (51, 1503565), (57, 1345295), (85, 902139), (95, 807177), (105, 730303), (119, 644385), (133, 576555), (147, 521645), (245, 312987), (255, 300713), (285, 269059), (289, 265335), (323, 237405), (357, 214795), (361, 212415), (399, 192185), (595, 128877), (665, 115311), (735, 104329), (833, 92055), (867, 88445), (931, 82365), (969, 79135), (1083, 70805), (1445, 53067), (1615, 47481), (1785, 42959), (1805, 42483), (1995, 38437), (2023, 37905), (2261, 33915), (2499, 30685), (2527, 30345), (2793, 27455), (4165, 18411), (4335, 17689), (4655, 16473), (4845, 15827), (5415, 14161), (5491, 13965), (6069, 12635), (6137, 12495), (6783, 11305), (7581, 10115)]