393865920

素因数分解:

$2^6\times 3^2\times 5^1\times 7^2\times {\mathrm{2791}}^1$

素因数の和:2828

約数の個数: 252

約数和(自身を含む): 1576480464

約数和(自身を除く): 1182614544

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 192, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 320, 336, 360, 392, 420, 441, 448, 480, 490, 504, 560, 576, 588, 630, 672, 720, 735, 784, 840, 882, 960, 980, 1008, 1120, 1176, 1260, 1344, 1440, 1470, 1568, 1680, 1764, 1960, 2016, 2205, 2240, 2352, 2520, 2791, 2880, 2940, 3136, 3360, 3528, 3920, 4032, 4410, 4704, 5040, 5582, 5880, 6720, 7056, 7840, 8373, 8820, 9408, 10080, 11164, 11760, 13955, 14112, 15680, 16746, 17640, 19537, 20160, 22328, 23520, 25119, 27910, 28224, 33492, 35280, 39074, 41865, 44656, 47040, 50238, 55820, 58611, 66984, 70560, 78148, 83730, 89312, 97685, 100476, 111640, 117222, 125595, 133968, 136759, 141120, 156296, 167460, 175833, 178624, 195370, 200952, 223280, 234444, 251190, 267936, 273518, 293055, 312592, 334920, 351666, 390740, 401904, 410277, 446560, 468888, 502380, 535872, 547036, 586110, 625184, 669840, 683795, 703332, 781480, 803808, 820554, 879165, 893120, 937776, 1004760, 1094072, 1172220, 1230831, 1250368, 1339680, 1367590, 1406664, 1562960, 1607616, 1641108, 1758330, 1875552, 2009520, 2051385, 2188144, 2344440, 2461662, 2679360, 2735180, 2813328, 3125920, 3282216, 3516660, 3751104, 4019040, 4102770, 4376288, 4688880, 4923324, 5470360, 5626656, 6154155, 6251840, 6564432, 7033320, 8038080, 8205540, 8752576, 9377760, 9846648, 10940720, 11253312, 12308310, 13128864, 14066640, 16411080, 18755520, 19693296, 21881440, 24616620, 26257728, 28133280, 32822160, 39386592, 43762880, 49233240, 56266560, 65644320, 78773184, 98466480, 131288640, 196932960, 393865920]

約数ペア:

[(1, 393865920), (2, 196932960), (3, 131288640), (4, 98466480), (5, 78773184), (6, 65644320), (7, 56266560), (8, 49233240), (9, 43762880), (10, 39386592), (12, 32822160), (14, 28133280), (15, 26257728), (16, 24616620), (18, 21881440), (20, 19693296), (21, 18755520), (24, 16411080), (28, 14066640), (30, 13128864), (32, 12308310), (35, 11253312), (36, 10940720), (40, 9846648), (42, 9377760), (45, 8752576), (48, 8205540), (49, 8038080), (56, 7033320), (60, 6564432), (63, 6251840), (64, 6154155), (70, 5626656), (72, 5470360), (80, 4923324), (84, 4688880), (90, 4376288), (96, 4102770), (98, 4019040), (105, 3751104), (112, 3516660), (120, 3282216), (126, 3125920), (140, 2813328), (144, 2735180), (147, 2679360), (160, 2461662), (168, 2344440), (180, 2188144), (192, 2051385), (196, 2009520), (210, 1875552), (224, 1758330), (240, 1641108), (245, 1607616), (252, 1562960), (280, 1406664), (288, 1367590), (294, 1339680), (315, 1250368), (320, 1230831), (336, 1172220), (360, 1094072), (392, 1004760), (420, 937776), (441, 893120), (448, 879165), (480, 820554), (490, 803808), (504, 781480), (560, 703332), (576, 683795), (588, 669840), (630, 625184), (672, 586110), (720, 547036), (735, 535872), (784, 502380), (840, 468888), (882, 446560), (960, 410277), (980, 401904), (1008, 390740), (1120, 351666), (1176, 334920), (1260, 312592), (1344, 293055), (1440, 273518), (1470, 267936), (1568, 251190), (1680, 234444), (1764, 223280), (1960, 200952), (2016, 195370), (2205, 178624), (2240, 175833), (2352, 167460), (2520, 156296), (2791, 141120), (2880, 136759), (2940, 133968), (3136, 125595), (3360, 117222), (3528, 111640), (3920, 100476), (4032, 97685), (4410, 89312), (4704, 83730), (5040, 78148), (5582, 70560), (5880, 66984), (6720, 58611), (7056, 55820), (7840, 50238), (8373, 47040), (8820, 44656), (9408, 41865), (10080, 39074), (11164, 35280), (11760, 33492), (13955, 28224), (14112, 27910), (15680, 25119), (16746, 23520), (17640, 22328), (19537, 20160)]