27998388180

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{7406981}}^1$

素因数の和:7407006

約数の個数: 96

約数和(自身を含む): 99549838080

約数和(自身を除く): 71551449900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 7406981, 14813962, 22220943, 29627924, 37034905, 44441886, 51848867, 66662829, 74069810, 88883772, 103697734, 111104715, 133325658, 148139620, 155546601, 199988487, 207395468, 222209430, 259244335, 266651316, 311093202, 333314145, 399976974, 444418860, 466639803, 518488670, 622186404, 666628290, 777733005, 799953948, 933279606, 999942435, 1036977340, 1333256580, 1399919409, 1555466010, 1866559212, 1999884870, 2333199015, 2799838818, 3110932020, 3999769740, 4666398030, 5599677636, 6999597045, 9332796060, 13999194090, 27998388180]

約数ペア:

[(1, 27998388180), (2, 13999194090), (3, 9332796060), (4, 6999597045), (5, 5599677636), (6, 4666398030), (7, 3999769740), (9, 3110932020), (10, 2799838818), (12, 2333199015), (14, 1999884870), (15, 1866559212), (18, 1555466010), (20, 1399919409), (21, 1333256580), (27, 1036977340), (28, 999942435), (30, 933279606), (35, 799953948), (36, 777733005), (42, 666628290), (45, 622186404), (54, 518488670), (60, 466639803), (63, 444418860), (70, 399976974), (84, 333314145), (90, 311093202), (105, 266651316), (108, 259244335), (126, 222209430), (135, 207395468), (140, 199988487), (180, 155546601), (189, 148139620), (210, 133325658), (252, 111104715), (270, 103697734), (315, 88883772), (378, 74069810), (420, 66662829), (540, 51848867), (630, 44441886), (756, 37034905), (945, 29627924), (1260, 22220943), (1890, 14813962), (3780, 7406981)]