320720244

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{28163}}^1$

素因数の和:28256

約数の個数: 48

約数和(自身を含む): 816981312

約数和(自身を除く): 496261068

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 73, 78, 146, 156, 219, 292, 438, 876, 949, 1898, 2847, 3796, 5694, 11388, 28163, 56326, 84489, 112652, 168978, 337956, 366119, 732238, 1098357, 1464476, 2055899, 2196714, 4111798, 4393428, 6167697, 8223596, 12335394, 24670788, 26726687, 53453374, 80180061, 106906748, 160360122, 320720244]

約数ペア:

[(1, 320720244), (2, 160360122), (3, 106906748), (4, 80180061), (6, 53453374), (12, 26726687), (13, 24670788), (26, 12335394), (39, 8223596), (52, 6167697), (73, 4393428), (78, 4111798), (146, 2196714), (156, 2055899), (219, 1464476), (292, 1098357), (438, 732238), (876, 366119), (949, 337956), (1898, 168978), (2847, 112652), (3796, 84489), (5694, 56326), (11388, 28163)]