419918240

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2819}}^1$

素因数の和:2867

約数の個数: 144

約数和(自身を含む): 1215194400

約数和(自身を除く): 795276160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 160, 190, 196, 224, 245, 266, 280, 304, 380, 392, 490, 532, 560, 608, 665, 760, 784, 931, 980, 1064, 1120, 1330, 1520, 1568, 1862, 1960, 2128, 2660, 2819, 3040, 3724, 3920, 4256, 4655, 5320, 5638, 7448, 7840, 9310, 10640, 11276, 14095, 14896, 18620, 19733, 21280, 22552, 28190, 29792, 37240, 39466, 45104, 53561, 56380, 74480, 78932, 90208, 98665, 107122, 112760, 138131, 148960, 157864, 197330, 214244, 225520, 267805, 276262, 315728, 374927, 394660, 428488, 451040, 535610, 552524, 631456, 690655, 749854, 789320, 856976, 1071220, 1105048, 1381310, 1499708, 1578640, 1713952, 1874635, 2142440, 2210096, 2624489, 2762620, 2999416, 3157280, 3749270, 4284880, 4420192, 5248978, 5525240, 5998832, 7498540, 8569760, 10497956, 11050480, 11997664, 13122445, 14997080, 20995912, 22100960, 26244890, 29994160, 41991824, 52489780, 59988320, 83983648, 104979560, 209959120, 419918240]

約数ペア:

[(1, 419918240), (2, 209959120), (4, 104979560), (5, 83983648), (7, 59988320), (8, 52489780), (10, 41991824), (14, 29994160), (16, 26244890), (19, 22100960), (20, 20995912), (28, 14997080), (32, 13122445), (35, 11997664), (38, 11050480), (40, 10497956), (49, 8569760), (56, 7498540), (70, 5998832), (76, 5525240), (80, 5248978), (95, 4420192), (98, 4284880), (112, 3749270), (133, 3157280), (140, 2999416), (152, 2762620), (160, 2624489), (190, 2210096), (196, 2142440), (224, 1874635), (245, 1713952), (266, 1578640), (280, 1499708), (304, 1381310), (380, 1105048), (392, 1071220), (490, 856976), (532, 789320), (560, 749854), (608, 690655), (665, 631456), (760, 552524), (784, 535610), (931, 451040), (980, 428488), (1064, 394660), (1120, 374927), (1330, 315728), (1520, 276262), (1568, 267805), (1862, 225520), (1960, 214244), (2128, 197330), (2660, 157864), (2819, 148960), (3040, 138131), (3724, 112760), (3920, 107122), (4256, 98665), (4655, 90208), (5320, 78932), (5638, 74480), (7448, 56380), (7840, 53561), (9310, 45104), (10640, 39466), (11276, 37240), (14095, 29792), (14896, 28190), (18620, 22552), (19733, 21280)]