720412368

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{26849}}^1$

素因数の和:26916

約数の個数: 80

約数和(自身を含む): 2050910400

約数和(自身を除く): 1330498032

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 43, 48, 52, 78, 86, 104, 129, 156, 172, 208, 258, 312, 344, 516, 559, 624, 688, 1032, 1118, 1677, 2064, 2236, 3354, 4472, 6708, 8944, 13416, 26832, 26849, 53698, 80547, 107396, 161094, 214792, 322188, 349037, 429584, 644376, 698074, 1047111, 1154507, 1288752, 1396148, 2094222, 2309014, 2792296, 3463521, 4188444, 4618028, 5584592, 6927042, 8376888, 9236056, 13854084, 15008591, 16753776, 18472112, 27708168, 30017182, 45025773, 55416336, 60034364, 90051546, 120068728, 180103092, 240137456, 360206184, 720412368]

約数ペア:

[(1, 720412368), (2, 360206184), (3, 240137456), (4, 180103092), (6, 120068728), (8, 90051546), (12, 60034364), (13, 55416336), (16, 45025773), (24, 30017182), (26, 27708168), (39, 18472112), (43, 16753776), (48, 15008591), (52, 13854084), (78, 9236056), (86, 8376888), (104, 6927042), (129, 5584592), (156, 4618028), (172, 4188444), (208, 3463521), (258, 2792296), (312, 2309014), (344, 2094222), (516, 1396148), (559, 1288752), (624, 1154507), (688, 1047111), (1032, 698074), (1118, 644376), (1677, 429584), (2064, 349037), (2236, 322188), (3354, 214792), (4472, 161094), (6708, 107396), (8944, 80547), (13416, 53698), (26832, 26849)]