72168915

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{13}}^2\times {\mathrm{83}}^1$

素因数の和:138

約数の個数: 96

約数和(自身を含む): 147571200

約数和(自身を除く): 75402285

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 49, 65, 83, 91, 105, 147, 169, 195, 245, 249, 273, 343, 415, 455, 507, 581, 637, 735, 845, 1029, 1079, 1183, 1245, 1365, 1715, 1743, 1911, 2535, 2905, 3185, 3237, 3549, 4067, 4459, 5145, 5395, 5915, 7553, 8281, 8715, 9555, 12201, 13377, 14027, 16185, 17745, 20335, 22295, 22659, 24843, 28469, 37765, 41405, 42081, 52871, 57967, 61005, 66885, 70135, 85407, 98189, 113295, 124215, 142345, 158613, 173901, 210405, 264355, 289835, 294567, 370097, 427035, 490945, 687323, 793065, 869505, 1110291, 1472835, 1850485, 2061969, 3436615, 4811261, 5551455, 10309845, 14433783, 24056305, 72168915]

約数ペア:

[(1, 72168915), (3, 24056305), (5, 14433783), (7, 10309845), (13, 5551455), (15, 4811261), (21, 3436615), (35, 2061969), (39, 1850485), (49, 1472835), (65, 1110291), (83, 869505), (91, 793065), (105, 687323), (147, 490945), (169, 427035), (195, 370097), (245, 294567), (249, 289835), (273, 264355), (343, 210405), (415, 173901), (455, 158613), (507, 142345), (581, 124215), (637, 113295), (735, 98189), (845, 85407), (1029, 70135), (1079, 66885), (1183, 61005), (1245, 57967), (1365, 52871), (1715, 42081), (1743, 41405), (1911, 37765), (2535, 28469), (2905, 24843), (3185, 22659), (3237, 22295), (3549, 20335), (4067, 17745), (4459, 16185), (5145, 14027), (5395, 13377), (5915, 12201), (7553, 9555), (8281, 8715)]