8900010

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1$

素因数の和:317

約数の個数: 128

約数和(自身を含む): 28823040

約数和(自身を除く): 19923030

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 27, 30, 34, 35, 42, 45, 51, 54, 63, 70, 85, 90, 102, 105, 119, 126, 135, 153, 170, 189, 210, 238, 255, 270, 277, 306, 315, 357, 378, 459, 510, 554, 595, 630, 714, 765, 831, 918, 945, 1071, 1190, 1385, 1530, 1662, 1785, 1890, 1939, 2142, 2295, 2493, 2770, 3213, 3570, 3878, 4155, 4590, 4709, 4986, 5355, 5817, 6426, 7479, 8310, 9418, 9695, 10710, 11634, 12465, 14127, 14958, 16065, 17451, 19390, 23545, 24930, 28254, 29085, 32130, 32963, 34902, 37395, 42381, 47090, 52353, 58170, 65926, 70635, 74790, 84762, 87255, 98889, 104706, 127143, 141270, 164815, 174510, 197778, 211905, 254286, 261765, 296667, 329630, 423810, 494445, 523530, 593334, 635715, 890001, 988890, 1271430, 1483335, 1780002, 2966670, 4450005, 8900010]

約数ペア:

[(1, 8900010), (2, 4450005), (3, 2966670), (5, 1780002), (6, 1483335), (7, 1271430), (9, 988890), (10, 890001), (14, 635715), (15, 593334), (17, 523530), (18, 494445), (21, 423810), (27, 329630), (30, 296667), (34, 261765), (35, 254286), (42, 211905), (45, 197778), (51, 174510), (54, 164815), (63, 141270), (70, 127143), (85, 104706), (90, 98889), (102, 87255), (105, 84762), (119, 74790), (126, 70635), (135, 65926), (153, 58170), (170, 52353), (189, 47090), (210, 42381), (238, 37395), (255, 34902), (270, 32963), (277, 32130), (306, 29085), (315, 28254), (357, 24930), (378, 23545), (459, 19390), (510, 17451), (554, 16065), (595, 14958), (630, 14127), (714, 12465), (765, 11634), (831, 10710), (918, 9695), (945, 9418), (1071, 8310), (1190, 7479), (1385, 6426), (1530, 5817), (1662, 5355), (1785, 4986), (1890, 4709), (1939, 4590), (2142, 4155), (2295, 3878), (2493, 3570), (2770, 3213)]