218328075

素因数分解:

$3^3\times 5^2\times 7^3\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:104

約数の個数: 192

約数和(自身を含む): 499968000

約数和(自身を除く): 281639925

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 25, 27, 35, 41, 45, 49, 63, 69, 75, 105, 115, 123, 135, 147, 161, 175, 189, 205, 207, 225, 245, 287, 315, 343, 345, 369, 441, 483, 525, 575, 615, 621, 675, 735, 805, 861, 943, 945, 1025, 1029, 1035, 1107, 1127, 1225, 1323, 1435, 1449, 1575, 1715, 1725, 1845, 2009, 2205, 2415, 2583, 2829, 3075, 3087, 3105, 3381, 3675, 4025, 4305, 4347, 4715, 4725, 5145, 5175, 5535, 5635, 6027, 6601, 6615, 7175, 7245, 7749, 7889, 8487, 8575, 9225, 9261, 10045, 10143, 11025, 12075, 12915, 14063, 14145, 15435, 15525, 16905, 18081, 19803, 21525, 21735, 23575, 23667, 25461, 25725, 27675, 28175, 30135, 30429, 33005, 33075, 36225, 38745, 39445, 42189, 42435, 46207, 46305, 50225, 50715, 54243, 59409, 64575, 70315, 70725, 71001, 77175, 84525, 90405, 99015, 108675, 118335, 126567, 127305, 138621, 150675, 152145, 165025, 178227, 193725, 197225, 210945, 212175, 213003, 231035, 231525, 253575, 271215, 297045, 323449, 351575, 355005, 379701, 415863, 452025, 495075, 591675, 632835, 636525, 693105, 760725, 891135, 970347, 1054725, 1065015, 1155175, 1247589, 1356075, 1485225, 1617245, 1775025, 1898505, 2079315, 2911041, 3164175, 3465525, 4455675, 4851735, 5325075, 6237945, 8086225, 8733123, 9492525, 10396575, 14555205, 24258675, 31189725, 43665615, 72776025, 218328075]

約数ペア:

[(1, 218328075), (3, 72776025), (5, 43665615), (7, 31189725), (9, 24258675), (15, 14555205), (21, 10396575), (23, 9492525), (25, 8733123), (27, 8086225), (35, 6237945), (41, 5325075), (45, 4851735), (49, 4455675), (63, 3465525), (69, 3164175), (75, 2911041), (105, 2079315), (115, 1898505), (123, 1775025), (135, 1617245), (147, 1485225), (161, 1356075), (175, 1247589), (189, 1155175), (205, 1065015), (207, 1054725), (225, 970347), (245, 891135), (287, 760725), (315, 693105), (343, 636525), (345, 632835), (369, 591675), (441, 495075), (483, 452025), (525, 415863), (575, 379701), (615, 355005), (621, 351575), (675, 323449), (735, 297045), (805, 271215), (861, 253575), (943, 231525), (945, 231035), (1025, 213003), (1029, 212175), (1035, 210945), (1107, 197225), (1127, 193725), (1225, 178227), (1323, 165025), (1435, 152145), (1449, 150675), (1575, 138621), (1715, 127305), (1725, 126567), (1845, 118335), (2009, 108675), (2205, 99015), (2415, 90405), (2583, 84525), (2829, 77175), (3075, 71001), (3087, 70725), (3105, 70315), (3381, 64575), (3675, 59409), (4025, 54243), (4305, 50715), (4347, 50225), (4715, 46305), (4725, 46207), (5145, 42435), (5175, 42189), (5535, 39445), (5635, 38745), (6027, 36225), (6601, 33075), (6615, 33005), (7175, 30429), (7245, 30135), (7749, 28175), (7889, 27675), (8487, 25725), (8575, 25461), (9225, 23667), (9261, 23575), (10045, 21735), (10143, 21525), (11025, 19803), (12075, 18081), (12915, 16905), (14063, 15525), (14145, 15435)]