208013040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{288907}}^1$

素因数の和:288926

約数の個数: 60

約数和(自身を含む): 698579544

約数和(自身を除く): 490566504

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, 288907, 577814, 866721, 1155628, 1444535, 1733442, 2311256, 2600163, 2889070, 3466884, 4333605, 4622512, 5200326, 5778140, 6933768, 8667210, 10400652, 11556280, 13000815, 13867536, 17334420, 20801304, 23112560, 26001630, 34668840, 41602608, 52003260, 69337680, 104006520, 208013040]

約数ペア:

[(1, 208013040), (2, 104006520), (3, 69337680), (4, 52003260), (5, 41602608), (6, 34668840), (8, 26001630), (9, 23112560), (10, 20801304), (12, 17334420), (15, 13867536), (16, 13000815), (18, 11556280), (20, 10400652), (24, 8667210), (30, 6933768), (36, 5778140), (40, 5200326), (45, 4622512), (48, 4333605), (60, 3466884), (72, 2889070), (80, 2600163), (90, 2311256), (120, 1733442), (144, 1444535), (180, 1155628), (240, 866721), (360, 577814), (720, 288907)]