312071640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{307}}^1$

素因数の和:561

約数の個数: 128

約数和(自身を含む): 965986560

約数和(自身を除く): 653914920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 197, 215, 258, 307, 344, 394, 430, 516, 591, 614, 645, 788, 860, 921, 985, 1032, 1182, 1228, 1290, 1535, 1576, 1720, 1842, 1970, 2364, 2456, 2580, 2955, 3070, 3684, 3940, 4605, 4728, 5160, 5910, 6140, 7368, 7880, 8471, 9210, 11820, 12280, 13201, 16942, 18420, 23640, 25413, 26402, 33884, 36840, 39603, 42355, 50826, 52804, 60479, 66005, 67768, 79206, 84710, 101652, 105608, 120958, 127065, 132010, 158412, 169420, 181437, 198015, 203304, 241916, 254130, 264020, 302395, 316824, 338840, 362874, 396030, 483832, 508260, 528040, 604790, 725748, 792060, 907185, 1016520, 1209580, 1451496, 1584120, 1814370, 2419160, 2600597, 3628740, 5201194, 7257480, 7801791, 10402388, 13002985, 15603582, 20804776, 26005970, 31207164, 39008955, 52011940, 62414328, 78017910, 104023880, 156035820, 312071640]

約数ペア:

[(1, 312071640), (2, 156035820), (3, 104023880), (4, 78017910), (5, 62414328), (6, 52011940), (8, 39008955), (10, 31207164), (12, 26005970), (15, 20804776), (20, 15603582), (24, 13002985), (30, 10402388), (40, 7801791), (43, 7257480), (60, 5201194), (86, 3628740), (120, 2600597), (129, 2419160), (172, 1814370), (197, 1584120), (215, 1451496), (258, 1209580), (307, 1016520), (344, 907185), (394, 792060), (430, 725748), (516, 604790), (591, 528040), (614, 508260), (645, 483832), (788, 396030), (860, 362874), (921, 338840), (985, 316824), (1032, 302395), (1182, 264020), (1228, 254130), (1290, 241916), (1535, 203304), (1576, 198015), (1720, 181437), (1842, 169420), (1970, 158412), (2364, 132010), (2456, 127065), (2580, 120958), (2955, 105608), (3070, 101652), (3684, 84710), (3940, 79206), (4605, 67768), (4728, 66005), (5160, 60479), (5910, 52804), (6140, 50826), (7368, 42355), (7880, 39603), (8471, 36840), (9210, 33884), (11820, 26402), (12280, 25413), (13201, 23640), (16942, 18420)]