245089560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{13009}}^1$

素因数の和:13180

約数の個数: 64

約数和(自身を含む): 740008800

約数和(自身を除く): 494919240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157, 314, 471, 628, 785, 942, 1256, 1570, 1884, 2355, 3140, 3768, 4710, 6280, 9420, 13009, 18840, 26018, 39027, 52036, 65045, 78054, 104072, 130090, 156108, 195135, 260180, 312216, 390270, 520360, 780540, 1561080, 2042413, 4084826, 6127239, 8169652, 10212065, 12254478, 16339304, 20424130, 24508956, 30636195, 40848260, 49017912, 61272390, 81696520, 122544780, 245089560]

約数ペア:

[(1, 245089560), (2, 122544780), (3, 81696520), (4, 61272390), (5, 49017912), (6, 40848260), (8, 30636195), (10, 24508956), (12, 20424130), (15, 16339304), (20, 12254478), (24, 10212065), (30, 8169652), (40, 6127239), (60, 4084826), (120, 2042413), (157, 1561080), (314, 780540), (471, 520360), (628, 390270), (785, 312216), (942, 260180), (1256, 195135), (1570, 156108), (1884, 130090), (2355, 104072), (3140, 78054), (3768, 65045), (4710, 52036), (6280, 39027), (9420, 26018), (13009, 18840)]