73728180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2749}}^1$

素因数の和:2913

約数の個数: 72

約数和(自身を含む): 225225000

約数和(自身を除く): 151496820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 149, 180, 298, 447, 596, 745, 894, 1341, 1490, 1788, 2235, 2682, 2749, 2980, 4470, 5364, 5498, 6705, 8247, 8940, 10996, 13410, 13745, 16494, 24741, 26820, 27490, 32988, 41235, 49482, 54980, 82470, 98964, 123705, 164940, 247410, 409601, 494820, 819202, 1228803, 1638404, 2048005, 2457606, 3686409, 4096010, 4915212, 6144015, 7372818, 8192020, 12288030, 14745636, 18432045, 24576060, 36864090, 73728180]

約数ペア:

[(1, 73728180), (2, 36864090), (3, 24576060), (4, 18432045), (5, 14745636), (6, 12288030), (9, 8192020), (10, 7372818), (12, 6144015), (15, 4915212), (18, 4096010), (20, 3686409), (30, 2457606), (36, 2048005), (45, 1638404), (60, 1228803), (90, 819202), (149, 494820), (180, 409601), (298, 247410), (447, 164940), (596, 123705), (745, 98964), (894, 82470), (1341, 54980), (1490, 49482), (1788, 41235), (2235, 32988), (2682, 27490), (2749, 26820), (2980, 24741), (4470, 16494), (5364, 13745), (5498, 13410), (6705, 10996), (8247, 8940)]