12782280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{15217}}^1$

素因数の和:15238

約数の個数: 64

約数和(自身を含む): 43827840

約数和(自身を除く): 31045560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 15217, 30434, 45651, 60868, 76085, 91302, 106519, 121736, 152170, 182604, 213038, 228255, 304340, 319557, 365208, 426076, 456510, 532595, 608680, 639114, 852152, 913020, 1065190, 1278228, 1597785, 1826040, 2130380, 2556456, 3195570, 4260760, 6391140, 12782280]

約数ペア:

[(1, 12782280), (2, 6391140), (3, 4260760), (4, 3195570), (5, 2556456), (6, 2130380), (7, 1826040), (8, 1597785), (10, 1278228), (12, 1065190), (14, 913020), (15, 852152), (20, 639114), (21, 608680), (24, 532595), (28, 456510), (30, 426076), (35, 365208), (40, 319557), (42, 304340), (56, 228255), (60, 213038), (70, 182604), (84, 152170), (105, 121736), (120, 106519), (140, 91302), (168, 76085), (210, 60868), (280, 45651), (420, 30434), (840, 15217)]