243677460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{312407}}^1$

素因数の和:312432

約数の個数: 48

約数和(自身を含む): 734783616

約数和(自身を除く): 491106156

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 312407, 624814, 937221, 1249628, 1562035, 1874442, 3124070, 3748884, 4061291, 4686105, 6248140, 8122582, 9372210, 12183873, 16245164, 18744420, 20306455, 24367746, 40612910, 48735492, 60919365, 81225820, 121838730, 243677460]

約数ペア:

[(1, 243677460), (2, 121838730), (3, 81225820), (4, 60919365), (5, 48735492), (6, 40612910), (10, 24367746), (12, 20306455), (13, 18744420), (15, 16245164), (20, 12183873), (26, 9372210), (30, 8122582), (39, 6248140), (52, 4686105), (60, 4061291), (65, 3748884), (78, 3124070), (130, 1874442), (156, 1562035), (195, 1249628), (260, 937221), (390, 624814), (780, 312407)]