1253449260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{4999}}^1$

素因数の和:5220

約数の個数: 144

約数和(自身を含む): 4368000000

約数和(自身を除く): 3114550740

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, 105, 126, 140, 180, 199, 210, 252, 315, 398, 420, 597, 630, 796, 995, 1194, 1260, 1393, 1791, 1990, 2388, 2786, 2985, 3582, 3980, 4179, 4999, 5572, 5970, 6965, 7164, 8358, 8955, 9998, 11940, 12537, 13930, 14997, 16716, 17910, 19996, 20895, 24995, 25074, 27860, 29994, 34993, 35820, 41790, 44991, 49990, 50148, 59988, 62685, 69986, 74985, 83580, 89982, 99980, 104979, 125370, 139972, 149970, 174965, 179964, 209958, 224955, 250740, 299940, 314937, 349930, 419916, 449910, 524895, 629874, 699860, 899820, 994801, 1049790, 1259748, 1574685, 1989602, 2099580, 2984403, 3149370, 3979204, 4974005, 5968806, 6298740, 6963607, 8953209, 9948010, 11937612, 13927214, 14922015, 17906418, 19896020, 20890821, 27854428, 29844030, 34818035, 35812836, 41781642, 44766045, 59688060, 62672463, 69636070, 83563284, 89532090, 104454105, 125344926, 139272140, 179064180, 208908210, 250689852, 313362315, 417816420, 626724630, 1253449260]

約数ペア:

[(1, 1253449260), (2, 626724630), (3, 417816420), (4, 313362315), (5, 250689852), (6, 208908210), (7, 179064180), (9, 139272140), (10, 125344926), (12, 104454105), (14, 89532090), (15, 83563284), (18, 69636070), (20, 62672463), (21, 59688060), (28, 44766045), (30, 41781642), (35, 35812836), (36, 34818035), (42, 29844030), (45, 27854428), (60, 20890821), (63, 19896020), (70, 17906418), (84, 14922015), (90, 13927214), (105, 11937612), (126, 9948010), (140, 8953209), (180, 6963607), (199, 6298740), (210, 5968806), (252, 4974005), (315, 3979204), (398, 3149370), (420, 2984403), (597, 2099580), (630, 1989602), (796, 1574685), (995, 1259748), (1194, 1049790), (1260, 994801), (1393, 899820), (1791, 699860), (1990, 629874), (2388, 524895), (2786, 449910), (2985, 419916), (3582, 349930), (3980, 314937), (4179, 299940), (4999, 250740), (5572, 224955), (5970, 209958), (6965, 179964), (7164, 174965), (8358, 149970), (8955, 139972), (9998, 125370), (11940, 104979), (12537, 99980), (13930, 89982), (14997, 83580), (16716, 74985), (17910, 69986), (19996, 62685), (20895, 59988), (24995, 50148), (25074, 49990), (27860, 44991), (29994, 41790), (34993, 35820)]