618243680

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{3907}}^1$

素因数の和:3988

約数の個数: 96

約数和(自身を含む): 1559948544

約数和(自身を除く): 941704864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 43, 46, 80, 86, 92, 115, 160, 172, 184, 215, 230, 344, 368, 430, 460, 688, 736, 860, 920, 989, 1376, 1720, 1840, 1978, 3440, 3680, 3907, 3956, 4945, 6880, 7814, 7912, 9890, 15628, 15824, 19535, 19780, 31256, 31648, 39070, 39560, 62512, 78140, 79120, 89861, 125024, 156280, 158240, 168001, 179722, 312560, 336002, 359444, 449305, 625120, 672004, 718888, 840005, 898610, 1344008, 1437776, 1680010, 1797220, 2688016, 2875552, 3360020, 3594440, 3864023, 5376032, 6720040, 7188880, 7728046, 13440080, 14377760, 15456092, 19320115, 26880160, 30912184, 38640230, 61824368, 77280460, 123648736, 154560920, 309121840, 618243680]

約数ペア:

[(1, 618243680), (2, 309121840), (4, 154560920), (5, 123648736), (8, 77280460), (10, 61824368), (16, 38640230), (20, 30912184), (23, 26880160), (32, 19320115), (40, 15456092), (43, 14377760), (46, 13440080), (80, 7728046), (86, 7188880), (92, 6720040), (115, 5376032), (160, 3864023), (172, 3594440), (184, 3360020), (215, 2875552), (230, 2688016), (344, 1797220), (368, 1680010), (430, 1437776), (460, 1344008), (688, 898610), (736, 840005), (860, 718888), (920, 672004), (989, 625120), (1376, 449305), (1720, 359444), (1840, 336002), (1978, 312560), (3440, 179722), (3680, 168001), (3907, 158240), (3956, 156280), (4945, 125024), (6880, 89861), (7814, 79120), (7912, 78140), (9890, 62512), (15628, 39560), (15824, 39070), (19535, 31648), (19780, 31256)]