80065680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{743}}^1$

素因数の和:1208

約数の個数: 80

約数和(自身を含む): 249091200

約数和(自身を除く): 169025520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 449, 743, 898, 1347, 1486, 1796, 2229, 2245, 2694, 2972, 3592, 3715, 4458, 4490, 5388, 5944, 6735, 7184, 7430, 8916, 8980, 10776, 11145, 11888, 13470, 14860, 17832, 17960, 21552, 22290, 26940, 29720, 35664, 35920, 44580, 53880, 59440, 89160, 107760, 178320, 333607, 667214, 1000821, 1334428, 1668035, 2001642, 2668856, 3336070, 4003284, 5004105, 5337712, 6672140, 8006568, 10008210, 13344280, 16013136, 20016420, 26688560, 40032840, 80065680]

約数ペア:

[(1, 80065680), (2, 40032840), (3, 26688560), (4, 20016420), (5, 16013136), (6, 13344280), (8, 10008210), (10, 8006568), (12, 6672140), (15, 5337712), (16, 5004105), (20, 4003284), (24, 3336070), (30, 2668856), (40, 2001642), (48, 1668035), (60, 1334428), (80, 1000821), (120, 667214), (240, 333607), (449, 178320), (743, 107760), (898, 89160), (1347, 59440), (1486, 53880), (1796, 44580), (2229, 35920), (2245, 35664), (2694, 29720), (2972, 26940), (3592, 22290), (3715, 21552), (4458, 17960), (4490, 17832), (5388, 14860), (5944, 13470), (6735, 11888), (7184, 11145), (7430, 10776), (8916, 8980)]