244317780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1999}}^1$

素因数の和:2118

約数の個数: 144

約数和(自身を含む): 856128000

約数和(自身を除く): 611810220

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 97, 105, 126, 140, 180, 194, 210, 252, 291, 315, 388, 420, 485, 582, 630, 679, 873, 970, 1164, 1260, 1358, 1455, 1746, 1940, 1999, 2037, 2716, 2910, 3395, 3492, 3998, 4074, 4365, 5820, 5997, 6111, 6790, 7996, 8148, 8730, 9995, 10185, 11994, 12222, 13580, 13993, 17460, 17991, 19990, 20370, 23988, 24444, 27986, 29985, 30555, 35982, 39980, 40740, 41979, 55972, 59970, 61110, 69965, 71964, 83958, 89955, 119940, 122220, 125937, 139930, 167916, 179910, 193903, 209895, 251874, 279860, 359820, 387806, 419790, 503748, 581709, 629685, 775612, 839580, 969515, 1163418, 1259370, 1357321, 1745127, 1939030, 2326836, 2518740, 2714642, 2908545, 3490254, 3878060, 4071963, 5429284, 5817090, 6786605, 6980508, 8143926, 8725635, 11634180, 12215889, 13573210, 16287852, 17451270, 20359815, 24431778, 27146420, 34902540, 40719630, 48863556, 61079445, 81439260, 122158890, 244317780]

約数ペア:

[(1, 244317780), (2, 122158890), (3, 81439260), (4, 61079445), (5, 48863556), (6, 40719630), (7, 34902540), (9, 27146420), (10, 24431778), (12, 20359815), (14, 17451270), (15, 16287852), (18, 13573210), (20, 12215889), (21, 11634180), (28, 8725635), (30, 8143926), (35, 6980508), (36, 6786605), (42, 5817090), (45, 5429284), (60, 4071963), (63, 3878060), (70, 3490254), (84, 2908545), (90, 2714642), (97, 2518740), (105, 2326836), (126, 1939030), (140, 1745127), (180, 1357321), (194, 1259370), (210, 1163418), (252, 969515), (291, 839580), (315, 775612), (388, 629685), (420, 581709), (485, 503748), (582, 419790), (630, 387806), (679, 359820), (873, 279860), (970, 251874), (1164, 209895), (1260, 193903), (1358, 179910), (1455, 167916), (1746, 139930), (1940, 125937), (1999, 122220), (2037, 119940), (2716, 89955), (2910, 83958), (3395, 71964), (3492, 69965), (3998, 61110), (4074, 59970), (4365, 55972), (5820, 41979), (5997, 40740), (6111, 39980), (6790, 35982), (7996, 30555), (8148, 29985), (8730, 27986), (9995, 24444), (10185, 23988), (11994, 20370), (12222, 19990), (13580, 17991), (13993, 17460)]