61661280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{128461}}^1$

素因数の和:128479

約数の個数: 48

約数和(自身を含む): 194234544

約数和(自身を除く): 132573264

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 128461, 256922, 385383, 513844, 642305, 770766, 1027688, 1284610, 1541532, 1926915, 2055376, 2569220, 3083064, 3853830, 4110752, 5138440, 6166128, 7707660, 10276880, 12332256, 15415320, 20553760, 30830640, 61661280]

約数ペア:

[(1, 61661280), (2, 30830640), (3, 20553760), (4, 15415320), (5, 12332256), (6, 10276880), (8, 7707660), (10, 6166128), (12, 5138440), (15, 4110752), (16, 3853830), (20, 3083064), (24, 2569220), (30, 2055376), (32, 1926915), (40, 1541532), (48, 1284610), (60, 1027688), (80, 770766), (96, 642305), (120, 513844), (160, 385383), (240, 256922), (480, 128461)]