208018320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{866743}}^1$

素因数の和:866759

約数の個数: 40

約数和(自身を含む): 644857536

約数和(自身を除く): 436839216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 866743, 1733486, 2600229, 3466972, 4333715, 5200458, 6933944, 8667430, 10400916, 13001145, 13867888, 17334860, 20801832, 26002290, 34669720, 41603664, 52004580, 69339440, 104009160, 208018320]

約数ペア:

[(1, 208018320), (2, 104009160), (3, 69339440), (4, 52004580), (5, 41603664), (6, 34669720), (8, 26002290), (10, 20801832), (12, 17334860), (15, 13867888), (16, 13001145), (20, 10400916), (24, 8667430), (30, 6933944), (40, 5200458), (48, 4333715), (60, 3466972), (80, 2600229), (120, 1733486), (240, 866743)]