28796460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1$

素因数の和:324

約数の個数: 192

約数和(自身を含む): 105283584

約数和(自身を除く): 76487124

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 23, 28, 30, 33, 35, 42, 44, 46, 55, 60, 66, 69, 70, 77, 84, 92, 105, 110, 115, 132, 138, 140, 154, 161, 165, 210, 220, 230, 231, 253, 271, 276, 308, 322, 330, 345, 385, 420, 460, 462, 483, 506, 542, 644, 660, 690, 759, 770, 805, 813, 924, 966, 1012, 1084, 1155, 1265, 1355, 1380, 1518, 1540, 1610, 1626, 1771, 1897, 1932, 2310, 2415, 2530, 2710, 2981, 3036, 3220, 3252, 3542, 3794, 3795, 4065, 4620, 4830, 5060, 5313, 5420, 5691, 5962, 6233, 7084, 7588, 7590, 8130, 8855, 8943, 9485, 9660, 10626, 11382, 11924, 12466, 14905, 15180, 16260, 17710, 17886, 18699, 18970, 20867, 21252, 22764, 24932, 26565, 28455, 29810, 31165, 35420, 35772, 37398, 37940, 41734, 43631, 44715, 53130, 56910, 59620, 62330, 62601, 68563, 74796, 83468, 87262, 89430, 93495, 104335, 106260, 113820, 124660, 125202, 130893, 137126, 174524, 178860, 186990, 205689, 208670, 218155, 250404, 261786, 274252, 313005, 342815, 373980, 411378, 417340, 436310, 479941, 523572, 626010, 654465, 685630, 822756, 872620, 959882, 1028445, 1252020, 1308930, 1371260, 1439823, 1919764, 2056890, 2399705, 2617860, 2879646, 4113780, 4799410, 5759292, 7199115, 9598820, 14398230, 28796460]

約数ペア:

[(1, 28796460), (2, 14398230), (3, 9598820), (4, 7199115), (5, 5759292), (6, 4799410), (7, 4113780), (10, 2879646), (11, 2617860), (12, 2399705), (14, 2056890), (15, 1919764), (20, 1439823), (21, 1371260), (22, 1308930), (23, 1252020), (28, 1028445), (30, 959882), (33, 872620), (35, 822756), (42, 685630), (44, 654465), (46, 626010), (55, 523572), (60, 479941), (66, 436310), (69, 417340), (70, 411378), (77, 373980), (84, 342815), (92, 313005), (105, 274252), (110, 261786), (115, 250404), (132, 218155), (138, 208670), (140, 205689), (154, 186990), (161, 178860), (165, 174524), (210, 137126), (220, 130893), (230, 125202), (231, 124660), (253, 113820), (271, 106260), (276, 104335), (308, 93495), (322, 89430), (330, 87262), (345, 83468), (385, 74796), (420, 68563), (460, 62601), (462, 62330), (483, 59620), (506, 56910), (542, 53130), (644, 44715), (660, 43631), (690, 41734), (759, 37940), (770, 37398), (805, 35772), (813, 35420), (924, 31165), (966, 29810), (1012, 28455), (1084, 26565), (1155, 24932), (1265, 22764), (1355, 21252), (1380, 20867), (1518, 18970), (1540, 18699), (1610, 17886), (1626, 17710), (1771, 16260), (1897, 15180), (1932, 14905), (2310, 12466), (2415, 11924), (2530, 11382), (2710, 10626), (2981, 9660), (3036, 9485), (3220, 8943), (3252, 8855), (3542, 8130), (3794, 7590), (3795, 7588), (4065, 7084), (4620, 6233), (4830, 5962), (5060, 5691), (5313, 5420)]