208172916

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{263}}^1\times {\mathrm{349}}^1$

素因数の和:635

約数の個数: 120

約数和(自身を含む): 626102400

約数和(自身を除く): 417929484

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 263, 324, 349, 378, 526, 567, 698, 756, 789, 1047, 1052, 1134, 1396, 1578, 1841, 2094, 2268, 2367, 2443, 3141, 3156, 3682, 4188, 4734, 4886, 5523, 6282, 7101, 7329, 7364, 9423, 9468, 9772, 11046, 12564, 14202, 14658, 16569, 18846, 21303, 21987, 22092, 28269, 28404, 29316, 33138, 37692, 42606, 43974, 49707, 56538, 65961, 66276, 85212, 87948, 91787, 99414, 113076, 131922, 149121, 183574, 197883, 198828, 263844, 275361, 298242, 367148, 395766, 550722, 596484, 642509, 791532, 826083, 1101444, 1285018, 1652166, 1927527, 2478249, 2570036, 3304332, 3855054, 4956498, 5782581, 7434747, 7710108, 9912996, 11565162, 14869494, 17347743, 23130324, 29738988, 34695486, 52043229, 69390972, 104086458, 208172916]

約数ペア:

[(1, 208172916), (2, 104086458), (3, 69390972), (4, 52043229), (6, 34695486), (7, 29738988), (9, 23130324), (12, 17347743), (14, 14869494), (18, 11565162), (21, 9912996), (27, 7710108), (28, 7434747), (36, 5782581), (42, 4956498), (54, 3855054), (63, 3304332), (81, 2570036), (84, 2478249), (108, 1927527), (126, 1652166), (162, 1285018), (189, 1101444), (252, 826083), (263, 791532), (324, 642509), (349, 596484), (378, 550722), (526, 395766), (567, 367148), (698, 298242), (756, 275361), (789, 263844), (1047, 198828), (1052, 197883), (1134, 183574), (1396, 149121), (1578, 131922), (1841, 113076), (2094, 99414), (2268, 91787), (2367, 87948), (2443, 85212), (3141, 66276), (3156, 65961), (3682, 56538), (4188, 49707), (4734, 43974), (4886, 42606), (5523, 37692), (6282, 33138), (7101, 29316), (7329, 28404), (7364, 28269), (9423, 22092), (9468, 21987), (9772, 21303), (11046, 18846), (12564, 16569), (14202, 14658)]