206451840

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{15361}}^1$

素因数の和:15390

約数の個数: 128

約数和(自身を含む): 752123520

約数和(自身を除く): 545671680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 15361, 30722, 46083, 61444, 76805, 92166, 107527, 122888, 153610, 184332, 215054, 230415, 245776, 307220, 322581, 368664, 430108, 460830, 491552, 537635, 614440, 645162, 737328, 860216, 921660, 983104, 1075270, 1228880, 1290324, 1474656, 1612905, 1720432, 1843320, 1966208, 2150540, 2457760, 2580648, 2949312, 3225810, 3440864, 3686640, 4301080, 4915520, 5161296, 5898624, 6451620, 6881728, 7373280, 8602160, 9831040, 10322592, 12903240, 13763456, 14746560, 17204320, 20645184, 25806480, 29493120, 34408640, 41290368, 51612960, 68817280, 103225920, 206451840]

約数ペア:

[(1, 206451840), (2, 103225920), (3, 68817280), (4, 51612960), (5, 41290368), (6, 34408640), (7, 29493120), (8, 25806480), (10, 20645184), (12, 17204320), (14, 14746560), (15, 13763456), (16, 12903240), (20, 10322592), (21, 9831040), (24, 8602160), (28, 7373280), (30, 6881728), (32, 6451620), (35, 5898624), (40, 5161296), (42, 4915520), (48, 4301080), (56, 3686640), (60, 3440864), (64, 3225810), (70, 2949312), (80, 2580648), (84, 2457760), (96, 2150540), (105, 1966208), (112, 1843320), (120, 1720432), (128, 1612905), (140, 1474656), (160, 1290324), (168, 1228880), (192, 1075270), (210, 983104), (224, 921660), (240, 860216), (280, 737328), (320, 645162), (336, 614440), (384, 537635), (420, 491552), (448, 460830), (480, 430108), (560, 368664), (640, 322581), (672, 307220), (840, 245776), (896, 230415), (960, 215054), (1120, 184332), (1344, 153610), (1680, 122888), (1920, 107527), (2240, 92166), (2688, 76805), (3360, 61444), (4480, 46083), (6720, 30722), (13440, 15361)]