21228170640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{53639}}^1$

素因数の和:53769

約数の個数: 160

約数和(自身を含む): 70397994240

約数和(自身を除く): 49169823600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 97, 102, 120, 136, 170, 194, 204, 240, 255, 272, 291, 340, 388, 408, 485, 510, 582, 680, 776, 816, 970, 1020, 1164, 1360, 1455, 1552, 1649, 1940, 2040, 2328, 2910, 3298, 3880, 4080, 4656, 4947, 5820, 6596, 7760, 8245, 9894, 11640, 13192, 16490, 19788, 23280, 24735, 26384, 32980, 39576, 49470, 53639, 65960, 79152, 98940, 107278, 131920, 160917, 197880, 214556, 268195, 321834, 395760, 429112, 536390, 643668, 804585, 858224, 911863, 1072780, 1287336, 1609170, 1823726, 2145560, 2574672, 2735589, 3218340, 3647452, 4291120, 4559315, 5202983, 5471178, 6436680, 7294904, 9118630, 10405966, 10942356, 12873360, 13677945, 14589808, 15608949, 18237260, 20811932, 21884712, 26014915, 27355890, 31217898, 36474520, 41623864, 43769424, 52029830, 54711780, 62435796, 72949040, 78044745, 83247728, 88450711, 104059660, 109423560, 124871592, 156089490, 176901422, 208119320, 218847120, 249743184, 265352133, 312178980, 353802844, 416238640, 442253555, 530704266, 624357960, 707605688, 884507110, 1061408532, 1248715920, 1326760665, 1415211376, 1769014220, 2122817064, 2653521330, 3538028440, 4245634128, 5307042660, 7076056880, 10614085320, 21228170640]

約数ペア:

[(1, 21228170640), (2, 10614085320), (3, 7076056880), (4, 5307042660), (5, 4245634128), (6, 3538028440), (8, 2653521330), (10, 2122817064), (12, 1769014220), (15, 1415211376), (16, 1326760665), (17, 1248715920), (20, 1061408532), (24, 884507110), (30, 707605688), (34, 624357960), (40, 530704266), (48, 442253555), (51, 416238640), (60, 353802844), (68, 312178980), (80, 265352133), (85, 249743184), (97, 218847120), (102, 208119320), (120, 176901422), (136, 156089490), (170, 124871592), (194, 109423560), (204, 104059660), (240, 88450711), (255, 83247728), (272, 78044745), (291, 72949040), (340, 62435796), (388, 54711780), (408, 52029830), (485, 43769424), (510, 41623864), (582, 36474520), (680, 31217898), (776, 27355890), (816, 26014915), (970, 21884712), (1020, 20811932), (1164, 18237260), (1360, 15608949), (1455, 14589808), (1552, 13677945), (1649, 12873360), (1940, 10942356), (2040, 10405966), (2328, 9118630), (2910, 7294904), (3298, 6436680), (3880, 5471178), (4080, 5202983), (4656, 4559315), (4947, 4291120), (5820, 3647452), (6596, 3218340), (7760, 2735589), (8245, 2574672), (9894, 2145560), (11640, 1823726), (13192, 1609170), (16490, 1287336), (19788, 1072780), (23280, 911863), (24735, 858224), (26384, 804585), (32980, 643668), (39576, 536390), (49470, 429112), (53639, 395760), (65960, 321834), (79152, 268195), (98940, 214556), (107278, 197880), (131920, 160917)]