1438359870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1\times {\mathrm{4391}}^1$

素因数の和:4641

約数の個数: 64

約数和(自身を含む): 3529059840

約数和(自身を除く): 2090699970

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 179, 183, 305, 358, 366, 537, 610, 895, 915, 1074, 1790, 1830, 2685, 4391, 5370, 8782, 10919, 13173, 21838, 21955, 26346, 32757, 43910, 54595, 65514, 65865, 109190, 131730, 163785, 267851, 327570, 535702, 785989, 803553, 1339255, 1571978, 1607106, 2357967, 2678510, 3929945, 4017765, 4715934, 7859890, 8035530, 11789835, 23579670, 47945329, 95890658, 143835987, 239726645, 287671974, 479453290, 719179935, 1438359870]

約数ペア:

[(1, 1438359870), (2, 719179935), (3, 479453290), (5, 287671974), (6, 239726645), (10, 143835987), (15, 95890658), (30, 47945329), (61, 23579670), (122, 11789835), (179, 8035530), (183, 7859890), (305, 4715934), (358, 4017765), (366, 3929945), (537, 2678510), (610, 2357967), (895, 1607106), (915, 1571978), (1074, 1339255), (1790, 803553), (1830, 785989), (2685, 535702), (4391, 327570), (5370, 267851), (8782, 163785), (10919, 131730), (13173, 109190), (21838, 65865), (21955, 65514), (26346, 54595), (32757, 43910)]