245314380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{17107}}^1$

素因数の和:17358

約数の個数: 48

約数和(自身を含む): 689794560

約数和(自身を除く): 444480180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 239, 478, 717, 956, 1195, 1434, 2390, 2868, 3585, 4780, 7170, 14340, 17107, 34214, 51321, 68428, 85535, 102642, 171070, 205284, 256605, 342140, 513210, 1026420, 4088573, 8177146, 12265719, 16354292, 20442865, 24531438, 40885730, 49062876, 61328595, 81771460, 122657190, 245314380]

約数ペア:

[(1, 245314380), (2, 122657190), (3, 81771460), (4, 61328595), (5, 49062876), (6, 40885730), (10, 24531438), (12, 20442865), (15, 16354292), (20, 12265719), (30, 8177146), (60, 4088573), (239, 1026420), (478, 513210), (717, 342140), (956, 256605), (1195, 205284), (1434, 171070), (2390, 102642), (2868, 85535), (3585, 68428), (4780, 51321), (7170, 34214), (14340, 17107)]