164657280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{449}}^1$

素因数の和:662

約数の個数: 128

約数和(自身を含む): 528768000

約数和(自身を除く): 364110720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 191, 192, 240, 320, 382, 384, 449, 480, 573, 640, 764, 898, 955, 960, 1146, 1347, 1528, 1796, 1910, 1920, 2245, 2292, 2694, 2865, 3056, 3592, 3820, 4490, 4584, 5388, 5730, 6112, 6735, 7184, 7640, 8980, 9168, 10776, 11460, 12224, 13470, 14368, 15280, 17960, 18336, 21552, 22920, 24448, 26940, 28736, 30560, 35920, 36672, 43104, 45840, 53880, 57472, 61120, 71840, 73344, 85759, 86208, 91680, 107760, 122240, 143680, 171518, 172416, 183360, 215520, 257277, 287360, 343036, 366720, 428795, 431040, 514554, 686072, 857590, 862080, 1029108, 1286385, 1372144, 1715180, 2058216, 2572770, 2744288, 3430360, 4116432, 5145540, 5488576, 6860720, 8232864, 10291080, 10977152, 13721440, 16465728, 20582160, 27442880, 32931456, 41164320, 54885760, 82328640, 164657280]

約数ペア:

[(1, 164657280), (2, 82328640), (3, 54885760), (4, 41164320), (5, 32931456), (6, 27442880), (8, 20582160), (10, 16465728), (12, 13721440), (15, 10977152), (16, 10291080), (20, 8232864), (24, 6860720), (30, 5488576), (32, 5145540), (40, 4116432), (48, 3430360), (60, 2744288), (64, 2572770), (80, 2058216), (96, 1715180), (120, 1372144), (128, 1286385), (160, 1029108), (191, 862080), (192, 857590), (240, 686072), (320, 514554), (382, 431040), (384, 428795), (449, 366720), (480, 343036), (573, 287360), (640, 257277), (764, 215520), (898, 183360), (955, 172416), (960, 171518), (1146, 143680), (1347, 122240), (1528, 107760), (1796, 91680), (1910, 86208), (1920, 85759), (2245, 73344), (2292, 71840), (2694, 61120), (2865, 57472), (3056, 53880), (3592, 45840), (3820, 43104), (4490, 36672), (4584, 35920), (5388, 30560), (5730, 28736), (6112, 26940), (6735, 24448), (7184, 22920), (7640, 21552), (8980, 18336), (9168, 17960), (10776, 15280), (11460, 14368), (12224, 13470)]