64439220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{601}}^1\times {\mathrm{1787}}^1$

素因数の和:2400

約数の個数: 48

約数和(自身を含む): 180831168

約数和(自身を除く): 116391948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 601, 1202, 1787, 1803, 2404, 3005, 3574, 3606, 5361, 6010, 7148, 7212, 8935, 9015, 10722, 12020, 17870, 18030, 21444, 26805, 35740, 36060, 53610, 107220, 1073987, 2147974, 3221961, 4295948, 5369935, 6443922, 10739870, 12887844, 16109805, 21479740, 32219610, 64439220]

約数ペア:

[(1, 64439220), (2, 32219610), (3, 21479740), (4, 16109805), (5, 12887844), (6, 10739870), (10, 6443922), (12, 5369935), (15, 4295948), (20, 3221961), (30, 2147974), (60, 1073987), (601, 107220), (1202, 53610), (1787, 36060), (1803, 35740), (2404, 26805), (3005, 21444), (3574, 18030), (3606, 17870), (5361, 12020), (6010, 10722), (7148, 9015), (7212, 8935)]