129807720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{51511}}^1$

素因数の和:51535

約数の個数: 96

約数和(自身を含む): 482152320

約数和(自身を除く): 352344600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 51511, 103022, 154533, 206044, 257555, 309066, 360577, 412088, 463599, 515110, 618132, 721154, 772665, 927198, 1030220, 1081731, 1236264, 1442308, 1545330, 1802885, 1854396, 2060440, 2163462, 2317995, 2884616, 3090660, 3245193, 3605770, 3708792, 4326924, 4635990, 5408655, 6181320, 6490386, 7211540, 8653848, 9271980, 10817310, 12980772, 14423080, 16225965, 18543960, 21634620, 25961544, 32451930, 43269240, 64903860, 129807720]

約数ペア:

[(1, 129807720), (2, 64903860), (3, 43269240), (4, 32451930), (5, 25961544), (6, 21634620), (7, 18543960), (8, 16225965), (9, 14423080), (10, 12980772), (12, 10817310), (14, 9271980), (15, 8653848), (18, 7211540), (20, 6490386), (21, 6181320), (24, 5408655), (28, 4635990), (30, 4326924), (35, 3708792), (36, 3605770), (40, 3245193), (42, 3090660), (45, 2884616), (56, 2317995), (60, 2163462), (63, 2060440), (70, 1854396), (72, 1802885), (84, 1545330), (90, 1442308), (105, 1236264), (120, 1081731), (126, 1030220), (140, 927198), (168, 772665), (180, 721154), (210, 618132), (252, 515110), (280, 463599), (315, 412088), (360, 360577), (420, 309066), (504, 257555), (630, 206044), (840, 154533), (1260, 103022), (2520, 51511)]