147744720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{205201}}^1$

素因数の和:205220

約数の個数: 60

約数和(自身を含む): 496178436

約数和(自身を除く): 348433716

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 205201, 410402, 615603, 820804, 1026005, 1231206, 1641608, 1846809, 2052010, 2462412, 3078015, 3283216, 3693618, 4104020, 4924824, 6156030, 7387236, 8208040, 9234045, 9849648, 12312060, 14774472, 16416080, 18468090, 24624120, 29548944, 36936180, 49248240, 73872360, 147744720]

約数ペア:

[(1, 147744720), (2, 73872360), (3, 49248240), (4, 36936180), (5, 29548944), (6, 24624120), (8, 18468090), (9, 16416080), (10, 14774472), (12, 12312060), (15, 9849648), (16, 9234045), (18, 8208040), (20, 7387236), (24, 6156030), (30, 4924824), (36, 4104020), (40, 3693618), (45, 3283216), (48, 3078015), (60, 2462412), (72, 2052010), (80, 1846809), (90, 1641608), (120, 1231206), (144, 1026005), (180, 820804), (240, 615603), (360, 410402), (720, 205201)]