19293750

素因数分解:

$2^1\times 3^2\times 5^5\times 7^3$

素因数の和:54

約数の個数: 144

約数和(自身を含む): 60933600

約数和(自身を除く): 41639850

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 49, 50, 63, 70, 75, 90, 98, 105, 125, 126, 147, 150, 175, 210, 225, 245, 250, 294, 315, 343, 350, 375, 441, 450, 490, 525, 625, 630, 686, 735, 750, 875, 882, 1029, 1050, 1125, 1225, 1250, 1470, 1575, 1715, 1750, 1875, 2058, 2205, 2250, 2450, 2625, 3087, 3125, 3150, 3430, 3675, 3750, 4375, 4410, 5145, 5250, 5625, 6125, 6174, 6250, 7350, 7875, 8575, 8750, 9375, 10290, 11025, 11250, 12250, 13125, 15435, 15750, 17150, 18375, 18750, 21875, 22050, 25725, 26250, 28125, 30625, 30870, 36750, 39375, 42875, 43750, 51450, 55125, 56250, 61250, 65625, 77175, 78750, 85750, 91875, 110250, 128625, 131250, 153125, 154350, 183750, 196875, 214375, 257250, 275625, 306250, 385875, 393750, 428750, 459375, 551250, 643125, 771750, 918750, 1071875, 1286250, 1378125, 1929375, 2143750, 2756250, 3215625, 3858750, 6431250, 9646875, 19293750]

約数ペア:

[(1, 19293750), (2, 9646875), (3, 6431250), (5, 3858750), (6, 3215625), (7, 2756250), (9, 2143750), (10, 1929375), (14, 1378125), (15, 1286250), (18, 1071875), (21, 918750), (25, 771750), (30, 643125), (35, 551250), (42, 459375), (45, 428750), (49, 393750), (50, 385875), (63, 306250), (70, 275625), (75, 257250), (90, 214375), (98, 196875), (105, 183750), (125, 154350), (126, 153125), (147, 131250), (150, 128625), (175, 110250), (210, 91875), (225, 85750), (245, 78750), (250, 77175), (294, 65625), (315, 61250), (343, 56250), (350, 55125), (375, 51450), (441, 43750), (450, 42875), (490, 39375), (525, 36750), (625, 30870), (630, 30625), (686, 28125), (735, 26250), (750, 25725), (875, 22050), (882, 21875), (1029, 18750), (1050, 18375), (1125, 17150), (1225, 15750), (1250, 15435), (1470, 13125), (1575, 12250), (1715, 11250), (1750, 11025), (1875, 10290), (2058, 9375), (2205, 8750), (2250, 8575), (2450, 7875), (2625, 7350), (3087, 6250), (3125, 6174), (3150, 6125), (3430, 5625), (3675, 5250), (3750, 5145), (4375, 4410)]