344536140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{441713}}^1$

素因数の和:441738

約数の個数: 48

約数和(自身を含む): 1038911328

約数和(自身を除く): 694375188

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, 441713, 883426, 1325139, 1766852, 2208565, 2650278, 4417130, 5300556, 5742269, 6625695, 8834260, 11484538, 13251390, 17226807, 22969076, 26502780, 28711345, 34453614, 57422690, 68907228, 86134035, 114845380, 172268070, 344536140]

約数ペア:

[(1, 344536140), (2, 172268070), (3, 114845380), (4, 86134035), (5, 68907228), (6, 57422690), (10, 34453614), (12, 28711345), (13, 26502780), (15, 22969076), (20, 17226807), (26, 13251390), (30, 11484538), (39, 8834260), (52, 6625695), (60, 5742269), (65, 5300556), (78, 4417130), (130, 2650278), (156, 2208565), (195, 1766852), (260, 1325139), (390, 883426), (780, 441713)]