81064620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:150

約数の個数: 288

約数和(自身を含む): 311875200

約数和(自身を除く): 230810580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 49, 52, 60, 63, 65, 70, 78, 84, 90, 91, 98, 101, 105, 117, 126, 130, 140, 147, 156, 180, 182, 195, 196, 202, 210, 234, 245, 252, 260, 273, 294, 303, 315, 343, 364, 390, 404, 420, 441, 455, 468, 490, 505, 546, 585, 588, 606, 630, 637, 686, 707, 735, 780, 819, 882, 909, 910, 980, 1010, 1029, 1092, 1170, 1212, 1260, 1274, 1313, 1365, 1372, 1414, 1470, 1515, 1638, 1715, 1764, 1818, 1820, 1911, 2020, 2058, 2121, 2205, 2340, 2548, 2626, 2730, 2828, 2940, 3030, 3087, 3185, 3276, 3430, 3535, 3636, 3822, 3939, 4095, 4116, 4242, 4410, 4459, 4545, 4949, 5145, 5252, 5460, 5733, 6060, 6174, 6363, 6370, 6565, 6860, 7070, 7644, 7878, 8190, 8484, 8820, 8918, 9090, 9191, 9555, 9898, 10290, 10605, 11466, 11817, 12348, 12726, 12740, 13130, 13377, 14140, 14847, 15435, 15756, 16380, 17836, 18180, 18382, 19110, 19695, 19796, 20580, 21210, 22295, 22932, 23634, 24745, 25452, 26260, 26754, 27573, 28665, 29694, 30870, 31815, 34643, 36764, 38220, 39390, 40131, 42420, 44541, 44590, 45955, 47268, 49490, 53508, 55146, 57330, 59085, 59388, 61740, 63630, 64337, 66885, 69286, 74235, 78780, 80262, 82719, 89082, 89180, 91910, 98980, 103929, 110292, 114660, 118170, 127260, 128674, 133770, 137865, 138572, 148470, 160524, 165438, 173215, 178164, 183820, 193011, 200655, 207858, 222705, 236340, 257348, 267540, 275730, 296940, 311787, 321685, 330876, 346430, 386022, 401310, 413595, 415716, 445410, 450359, 519645, 551460, 579033, 623574, 643370, 692860, 772044, 802620, 827190, 890820, 900718, 965055, 1039290, 1158066, 1247148, 1286740, 1351077, 1558935, 1654380, 1801436, 1930110, 2078580, 2251795, 2316132, 2702154, 2895165, 3117870, 3860220, 4053231, 4503590, 5404308, 5790330, 6235740, 6755385, 8106462, 9007180, 11580660, 13510770, 16212924, 20266155, 27021540, 40532310, 81064620]

約数ペア:

[(1, 81064620), (2, 40532310), (3, 27021540), (4, 20266155), (5, 16212924), (6, 13510770), (7, 11580660), (9, 9007180), (10, 8106462), (12, 6755385), (13, 6235740), (14, 5790330), (15, 5404308), (18, 4503590), (20, 4053231), (21, 3860220), (26, 3117870), (28, 2895165), (30, 2702154), (35, 2316132), (36, 2251795), (39, 2078580), (42, 1930110), (45, 1801436), (49, 1654380), (52, 1558935), (60, 1351077), (63, 1286740), (65, 1247148), (70, 1158066), (78, 1039290), (84, 965055), (90, 900718), (91, 890820), (98, 827190), (101, 802620), (105, 772044), (117, 692860), (126, 643370), (130, 623574), (140, 579033), (147, 551460), (156, 519645), (180, 450359), (182, 445410), (195, 415716), (196, 413595), (202, 401310), (210, 386022), (234, 346430), (245, 330876), (252, 321685), (260, 311787), (273, 296940), (294, 275730), (303, 267540), (315, 257348), (343, 236340), (364, 222705), (390, 207858), (404, 200655), (420, 193011), (441, 183820), (455, 178164), (468, 173215), (490, 165438), (505, 160524), (546, 148470), (585, 138572), (588, 137865), (606, 133770), (630, 128674), (637, 127260), (686, 118170), (707, 114660), (735, 110292), (780, 103929), (819, 98980), (882, 91910), (909, 89180), (910, 89082), (980, 82719), (1010, 80262), (1029, 78780), (1092, 74235), (1170, 69286), (1212, 66885), (1260, 64337), (1274, 63630), (1313, 61740), (1365, 59388), (1372, 59085), (1414, 57330), (1470, 55146), (1515, 53508), (1638, 49490), (1715, 47268), (1764, 45955), (1818, 44590), (1820, 44541), (1911, 42420), (2020, 40131), (2058, 39390), (2121, 38220), (2205, 36764), (2340, 34643), (2548, 31815), (2626, 30870), (2730, 29694), (2828, 28665), (2940, 27573), (3030, 26754), (3087, 26260), (3185, 25452), (3276, 24745), (3430, 23634), (3535, 22932), (3636, 22295), (3822, 21210), (3939, 20580), (4095, 19796), (4116, 19695), (4242, 19110), (4410, 18382), (4459, 18180), (4545, 17836), (4949, 16380), (5145, 15756), (5252, 15435), (5460, 14847), (5733, 14140), (6060, 13377), (6174, 13130), (6363, 12740), (6370, 12726), (6565, 12348), (6860, 11817), (7070, 11466), (7644, 10605), (7878, 10290), (8190, 9898), (8484, 9555), (8820, 9191), (8918, 9090)]