17800020

素因数分解:

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

素因数の和:319

約数の個数: 192

約数和(自身を含む): 67253760

約数和(自身を除く): 49453740

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 27, 28, 30, 34, 35, 36, 42, 45, 51, 54, 60, 63, 68, 70, 84, 85, 90, 102, 105, 108, 119, 126, 135, 140, 153, 170, 180, 189, 204, 210, 238, 252, 255, 270, 277, 306, 315, 340, 357, 378, 420, 459, 476, 510, 540, 554, 595, 612, 630, 714, 756, 765, 831, 918, 945, 1020, 1071, 1108, 1190, 1260, 1385, 1428, 1530, 1662, 1785, 1836, 1890, 1939, 2142, 2295, 2380, 2493, 2770, 3060, 3213, 3324, 3570, 3780, 3878, 4155, 4284, 4590, 4709, 4986, 5355, 5540, 5817, 6426, 7140, 7479, 7756, 8310, 9180, 9418, 9695, 9972, 10710, 11634, 12465, 12852, 14127, 14958, 16065, 16620, 17451, 18836, 19390, 21420, 23268, 23545, 24930, 28254, 29085, 29916, 32130, 32963, 34902, 37395, 38780, 42381, 47090, 49860, 52353, 56508, 58170, 64260, 65926, 69804, 70635, 74790, 84762, 87255, 94180, 98889, 104706, 116340, 127143, 131852, 141270, 149580, 164815, 169524, 174510, 197778, 209412, 211905, 254286, 261765, 282540, 296667, 329630, 349020, 395556, 423810, 494445, 508572, 523530, 593334, 635715, 659260, 847620, 890001, 988890, 1047060, 1186668, 1271430, 1483335, 1780002, 1977780, 2542860, 2966670, 3560004, 4450005, 5933340, 8900010, 17800020]

約数ペア:

[(1, 17800020), (2, 8900010), (3, 5933340), (4, 4450005), (5, 3560004), (6, 2966670), (7, 2542860), (9, 1977780), (10, 1780002), (12, 1483335), (14, 1271430), (15, 1186668), (17, 1047060), (18, 988890), (20, 890001), (21, 847620), (27, 659260), (28, 635715), (30, 593334), (34, 523530), (35, 508572), (36, 494445), (42, 423810), (45, 395556), (51, 349020), (54, 329630), (60, 296667), (63, 282540), (68, 261765), (70, 254286), (84, 211905), (85, 209412), (90, 197778), (102, 174510), (105, 169524), (108, 164815), (119, 149580), (126, 141270), (135, 131852), (140, 127143), (153, 116340), (170, 104706), (180, 98889), (189, 94180), (204, 87255), (210, 84762), (238, 74790), (252, 70635), (255, 69804), (270, 65926), (277, 64260), (306, 58170), (315, 56508), (340, 52353), (357, 49860), (378, 47090), (420, 42381), (459, 38780), (476, 37395), (510, 34902), (540, 32963), (554, 32130), (595, 29916), (612, 29085), (630, 28254), (714, 24930), (756, 23545), (765, 23268), (831, 21420), (918, 19390), (945, 18836), (1020, 17451), (1071, 16620), (1108, 16065), (1190, 14958), (1260, 14127), (1385, 12852), (1428, 12465), (1530, 11634), (1662, 10710), (1785, 9972), (1836, 9695), (1890, 9418), (1939, 9180), (2142, 8310), (2295, 7756), (2380, 7479), (2493, 7140), (2770, 6426), (3060, 5817), (3213, 5540), (3324, 5355), (3570, 4986), (3780, 4709), (3878, 4590), (4155, 4284)]