78416415

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:150

約数の個数: 144

約数和(自身を含む): 178622496

約数和(自身を除く): 100206081

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 49, 53, 55, 61, 63, 77, 99, 105, 147, 159, 165, 183, 231, 245, 265, 305, 315, 371, 385, 427, 441, 477, 495, 539, 549, 583, 671, 693, 735, 795, 915, 1113, 1155, 1281, 1617, 1749, 1855, 2013, 2135, 2205, 2385, 2597, 2695, 2745, 2915, 2989, 3233, 3339, 3355, 3465, 3843, 4081, 4697, 4851, 5247, 5565, 6039, 6405, 7791, 8085, 8745, 8967, 9699, 10065, 12243, 12985, 14091, 14945, 16165, 16695, 19215, 20405, 22631, 23373, 23485, 24255, 26235, 26901, 28567, 29097, 30195, 32879, 35563, 36729, 38955, 42273, 44835, 48495, 61215, 67893, 70455, 85701, 98637, 106689, 113155, 116865, 134505, 142835, 145485, 158417, 164395, 177815, 183645, 203679, 211365, 248941, 257103, 295911, 320067, 339465, 428505, 475251, 493185, 533445, 746823, 792085, 1018395, 1244705, 1285515, 1425753, 1479555, 1600335, 1742587, 2240469, 2376255, 3734115, 5227761, 7128765, 8712935, 11202345, 15683283, 26138805, 78416415]

約数ペア:

[(1, 78416415), (3, 26138805), (5, 15683283), (7, 11202345), (9, 8712935), (11, 7128765), (15, 5227761), (21, 3734115), (33, 2376255), (35, 2240469), (45, 1742587), (49, 1600335), (53, 1479555), (55, 1425753), (61, 1285515), (63, 1244705), (77, 1018395), (99, 792085), (105, 746823), (147, 533445), (159, 493185), (165, 475251), (183, 428505), (231, 339465), (245, 320067), (265, 295911), (305, 257103), (315, 248941), (371, 211365), (385, 203679), (427, 183645), (441, 177815), (477, 164395), (495, 158417), (539, 145485), (549, 142835), (583, 134505), (671, 116865), (693, 113155), (735, 106689), (795, 98637), (915, 85701), (1113, 70455), (1155, 67893), (1281, 61215), (1617, 48495), (1749, 44835), (1855, 42273), (2013, 38955), (2135, 36729), (2205, 35563), (2385, 32879), (2597, 30195), (2695, 29097), (2745, 28567), (2915, 26901), (2989, 26235), (3233, 24255), (3339, 23485), (3355, 23373), (3465, 22631), (3843, 20405), (4081, 19215), (4697, 16695), (4851, 16165), (5247, 14945), (5565, 14091), (6039, 12985), (6405, 12243), (7791, 10065), (8085, 9699), (8745, 8967)]