320492340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{179}}^1$

素因数の和:244

約数の個数: 288

約数和(自身を含む): 1179360000

約数和(自身を除く): 858867660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 29, 30, 35, 36, 42, 45, 49, 58, 60, 63, 70, 84, 87, 90, 98, 105, 116, 126, 140, 145, 147, 174, 179, 180, 196, 203, 210, 245, 252, 261, 290, 294, 315, 343, 348, 358, 406, 420, 435, 441, 490, 522, 537, 580, 588, 609, 630, 686, 716, 735, 812, 870, 882, 895, 980, 1015, 1029, 1044, 1074, 1218, 1253, 1260, 1305, 1372, 1421, 1470, 1611, 1715, 1740, 1764, 1790, 1827, 2030, 2058, 2148, 2205, 2436, 2506, 2610, 2685, 2842, 2940, 3045, 3087, 3222, 3430, 3580, 3654, 3759, 4060, 4116, 4263, 4410, 5012, 5145, 5191, 5220, 5370, 5684, 6090, 6174, 6265, 6444, 6860, 7105, 7308, 7518, 8055, 8526, 8771, 8820, 9135, 9947, 10290, 10382, 10740, 11277, 12180, 12348, 12530, 12789, 14210, 15036, 15435, 15573, 16110, 17052, 17542, 18270, 18795, 19894, 20580, 20764, 21315, 22554, 25060, 25578, 25955, 26313, 28420, 29841, 30870, 31146, 32220, 35084, 36337, 36540, 37590, 39788, 42630, 43855, 45108, 46719, 49735, 51156, 51910, 52626, 56385, 59682, 61397, 61740, 62292, 63945, 72674, 75180, 77865, 78939, 85260, 87710, 89523, 93438, 99470, 103820, 105252, 109011, 112770, 119364, 122794, 127890, 131565, 145348, 149205, 155730, 157878, 175420, 179046, 181685, 184191, 186876, 198940, 218022, 225540, 233595, 245588, 254359, 255780, 263130, 298410, 306985, 311460, 315756, 327033, 358092, 363370, 368382, 394695, 436044, 447615, 467190, 508718, 526260, 545055, 552573, 596820, 613970, 654066, 726740, 736764, 763077, 789390, 895230, 920955, 934380, 1017436, 1090110, 1105146, 1227940, 1271795, 1308132, 1526154, 1578780, 1635165, 1780513, 1790460, 1841910, 2180220, 2210292, 2289231, 2543590, 2762865, 3052308, 3270330, 3561026, 3683820, 3815385, 4578462, 5087180, 5341539, 5525730, 6540660, 7122052, 7630770, 8902565, 9156924, 10683078, 11051460, 11446155, 15261540, 16024617, 17805130, 21366156, 22892310, 26707695, 32049234, 35610260, 45784620, 53415390, 64098468, 80123085, 106830780, 160246170, 320492340]

約数ペア:

[(1, 320492340), (2, 160246170), (3, 106830780), (4, 80123085), (5, 64098468), (6, 53415390), (7, 45784620), (9, 35610260), (10, 32049234), (12, 26707695), (14, 22892310), (15, 21366156), (18, 17805130), (20, 16024617), (21, 15261540), (28, 11446155), (29, 11051460), (30, 10683078), (35, 9156924), (36, 8902565), (42, 7630770), (45, 7122052), (49, 6540660), (58, 5525730), (60, 5341539), (63, 5087180), (70, 4578462), (84, 3815385), (87, 3683820), (90, 3561026), (98, 3270330), (105, 3052308), (116, 2762865), (126, 2543590), (140, 2289231), (145, 2210292), (147, 2180220), (174, 1841910), (179, 1790460), (180, 1780513), (196, 1635165), (203, 1578780), (210, 1526154), (245, 1308132), (252, 1271795), (261, 1227940), (290, 1105146), (294, 1090110), (315, 1017436), (343, 934380), (348, 920955), (358, 895230), (406, 789390), (420, 763077), (435, 736764), (441, 726740), (490, 654066), (522, 613970), (537, 596820), (580, 552573), (588, 545055), (609, 526260), (630, 508718), (686, 467190), (716, 447615), (735, 436044), (812, 394695), (870, 368382), (882, 363370), (895, 358092), (980, 327033), (1015, 315756), (1029, 311460), (1044, 306985), (1074, 298410), (1218, 263130), (1253, 255780), (1260, 254359), (1305, 245588), (1372, 233595), (1421, 225540), (1470, 218022), (1611, 198940), (1715, 186876), (1740, 184191), (1764, 181685), (1790, 179046), (1827, 175420), (2030, 157878), (2058, 155730), (2148, 149205), (2205, 145348), (2436, 131565), (2506, 127890), (2610, 122794), (2685, 119364), (2842, 112770), (2940, 109011), (3045, 105252), (3087, 103820), (3222, 99470), (3430, 93438), (3580, 89523), (3654, 87710), (3759, 85260), (4060, 78939), (4116, 77865), (4263, 75180), (4410, 72674), (5012, 63945), (5145, 62292), (5191, 61740), (5220, 61397), (5370, 59682), (5684, 56385), (6090, 52626), (6174, 51910), (6265, 51156), (6444, 49735), (6860, 46719), (7105, 45108), (7308, 43855), (7518, 42630), (8055, 39788), (8526, 37590), (8771, 36540), (8820, 36337), (9135, 35084), (9947, 32220), (10290, 31146), (10382, 30870), (10740, 29841), (11277, 28420), (12180, 26313), (12348, 25955), (12530, 25578), (12789, 25060), (14210, 22554), (15036, 21315), (15435, 20764), (15573, 20580), (16110, 19894), (17052, 18795), (17542, 18270)]