78540876

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{449}}^1$

素因数の和:615

約数の個数: 72

約数和(自身を含む): 205405200

約数和(自身を除く): 126864324

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 113, 129, 172, 226, 258, 339, 387, 449, 452, 516, 678, 774, 898, 1017, 1347, 1356, 1548, 1796, 2034, 2694, 4041, 4068, 4859, 5388, 8082, 9718, 14577, 16164, 19307, 19436, 29154, 38614, 43731, 50737, 57921, 58308, 77228, 87462, 101474, 115842, 152211, 173763, 174924, 202948, 231684, 304422, 347526, 456633, 608844, 695052, 913266, 1826532, 2181691, 4363382, 6545073, 8726764, 13090146, 19635219, 26180292, 39270438, 78540876]

約数ペア:

[(1, 78540876), (2, 39270438), (3, 26180292), (4, 19635219), (6, 13090146), (9, 8726764), (12, 6545073), (18, 4363382), (36, 2181691), (43, 1826532), (86, 913266), (113, 695052), (129, 608844), (172, 456633), (226, 347526), (258, 304422), (339, 231684), (387, 202948), (449, 174924), (452, 173763), (516, 152211), (678, 115842), (774, 101474), (898, 87462), (1017, 77228), (1347, 58308), (1356, 57921), (1548, 50737), (1796, 43731), (2034, 38614), (2694, 29154), (4041, 19436), (4068, 19307), (4859, 16164), (5388, 14577), (8082, 9718)]