30191000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1$

素因数の和:274

約数の個数: 128

約数和(自身を含む): 85363200

約数和(自身を除く): 55172200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 25, 28, 35, 38, 40, 50, 56, 70, 76, 95, 100, 125, 133, 140, 152, 175, 190, 200, 227, 250, 266, 280, 350, 380, 454, 475, 500, 532, 665, 700, 760, 875, 908, 950, 1000, 1064, 1135, 1330, 1400, 1589, 1750, 1816, 1900, 2270, 2375, 2660, 3178, 3325, 3500, 3800, 4313, 4540, 4750, 5320, 5675, 6356, 6650, 7000, 7945, 8626, 9080, 9500, 11350, 12712, 13300, 15890, 16625, 17252, 19000, 21565, 22700, 26600, 28375, 30191, 31780, 33250, 34504, 39725, 43130, 45400, 56750, 60382, 63560, 66500, 79450, 86260, 107825, 113500, 120764, 133000, 150955, 158900, 172520, 198625, 215650, 227000, 241528, 301910, 317800, 397250, 431300, 539125, 603820, 754775, 794500, 862600, 1078250, 1207640, 1509550, 1589000, 2156500, 3019100, 3773875, 4313000, 6038200, 7547750, 15095500, 30191000]

約数ペア:

[(1, 30191000), (2, 15095500), (4, 7547750), (5, 6038200), (7, 4313000), (8, 3773875), (10, 3019100), (14, 2156500), (19, 1589000), (20, 1509550), (25, 1207640), (28, 1078250), (35, 862600), (38, 794500), (40, 754775), (50, 603820), (56, 539125), (70, 431300), (76, 397250), (95, 317800), (100, 301910), (125, 241528), (133, 227000), (140, 215650), (152, 198625), (175, 172520), (190, 158900), (200, 150955), (227, 133000), (250, 120764), (266, 113500), (280, 107825), (350, 86260), (380, 79450), (454, 66500), (475, 63560), (500, 60382), (532, 56750), (665, 45400), (700, 43130), (760, 39725), (875, 34504), (908, 33250), (950, 31780), (1000, 30191), (1064, 28375), (1135, 26600), (1330, 22700), (1400, 21565), (1589, 19000), (1750, 17252), (1816, 16625), (1900, 15890), (2270, 13300), (2375, 12712), (2660, 11350), (3178, 9500), (3325, 9080), (3500, 8626), (3800, 7945), (4313, 7000), (4540, 6650), (4750, 6356), (5320, 5675)]