72478320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{301993}}^1$

素因数の和:302009

約数の個数: 40

約数和(自身を含む): 224683536

約数和(自身を除く): 152205216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 301993, 603986, 905979, 1207972, 1509965, 1811958, 2415944, 3019930, 3623916, 4529895, 4831888, 6039860, 7247832, 9059790, 12079720, 14495664, 18119580, 24159440, 36239160, 72478320]

約数ペア:

[(1, 72478320), (2, 36239160), (3, 24159440), (4, 18119580), (5, 14495664), (6, 12079720), (8, 9059790), (10, 7247832), (12, 6039860), (15, 4831888), (16, 4529895), (20, 3623916), (24, 3019930), (30, 2415944), (40, 1811958), (48, 1509965), (60, 1207972), (80, 905979), (120, 603986), (240, 301993)]