210008820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{439}}^1$

素因数の和:542

約数の個数: 192

約数和(自身を含む): 723824640

約数和(自身を除く): 513815820

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 67, 68, 70, 84, 85, 102, 105, 119, 134, 140, 170, 201, 204, 210, 238, 255, 268, 335, 340, 357, 402, 420, 439, 469, 476, 510, 595, 670, 714, 804, 878, 938, 1005, 1020, 1139, 1190, 1317, 1340, 1407, 1428, 1756, 1785, 1876, 2010, 2195, 2278, 2345, 2380, 2634, 2814, 3073, 3417, 3570, 4020, 4390, 4556, 4690, 5268, 5628, 5695, 6146, 6585, 6834, 7035, 7140, 7463, 7973, 8780, 9219, 9380, 11390, 12292, 13170, 13668, 14070, 14926, 15365, 15946, 17085, 18438, 22389, 22780, 23919, 26340, 28140, 29413, 29852, 30730, 31892, 34170, 36876, 37315, 39865, 44778, 46095, 47838, 52241, 58826, 61460, 68340, 74630, 79730, 88239, 89556, 92190, 95676, 104482, 111945, 117652, 119595, 147065, 149260, 156723, 159460, 176478, 184380, 205891, 208964, 223890, 239190, 261205, 294130, 313446, 352956, 411782, 441195, 447780, 478380, 500021, 522410, 588260, 617673, 626892, 783615, 823564, 882390, 1000042, 1029455, 1044820, 1235346, 1500063, 1567230, 1764780, 2000084, 2058910, 2470692, 2500105, 3000126, 3088365, 3134460, 3500147, 4117820, 5000210, 6000252, 6176730, 7000294, 7500315, 10000420, 10500441, 12353460, 14000588, 15000630, 17500735, 21000882, 30001260, 35001470, 42001764, 52502205, 70002940, 105004410, 210008820]

約数ペア:

[(1, 210008820), (2, 105004410), (3, 70002940), (4, 52502205), (5, 42001764), (6, 35001470), (7, 30001260), (10, 21000882), (12, 17500735), (14, 15000630), (15, 14000588), (17, 12353460), (20, 10500441), (21, 10000420), (28, 7500315), (30, 7000294), (34, 6176730), (35, 6000252), (42, 5000210), (51, 4117820), (60, 3500147), (67, 3134460), (68, 3088365), (70, 3000126), (84, 2500105), (85, 2470692), (102, 2058910), (105, 2000084), (119, 1764780), (134, 1567230), (140, 1500063), (170, 1235346), (201, 1044820), (204, 1029455), (210, 1000042), (238, 882390), (255, 823564), (268, 783615), (335, 626892), (340, 617673), (357, 588260), (402, 522410), (420, 500021), (439, 478380), (469, 447780), (476, 441195), (510, 411782), (595, 352956), (670, 313446), (714, 294130), (804, 261205), (878, 239190), (938, 223890), (1005, 208964), (1020, 205891), (1139, 184380), (1190, 176478), (1317, 159460), (1340, 156723), (1407, 149260), (1428, 147065), (1756, 119595), (1785, 117652), (1876, 111945), (2010, 104482), (2195, 95676), (2278, 92190), (2345, 89556), (2380, 88239), (2634, 79730), (2814, 74630), (3073, 68340), (3417, 61460), (3570, 58826), (4020, 52241), (4390, 47838), (4556, 46095), (4690, 44778), (5268, 39865), (5628, 37315), (5695, 36876), (6146, 34170), (6585, 31892), (6834, 30730), (7035, 29852), (7140, 29413), (7463, 28140), (7973, 26340), (8780, 23919), (9219, 22780), (9380, 22389), (11390, 18438), (12292, 17085), (13170, 15946), (13668, 15365), (14070, 14926)]