20565726120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1\times {\mathrm{1231}}^1$

素因数の和:1781

約数の個数: 256

約数和(自身を含む): 70963200000

約数和(自身を除く): 50397473880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 270, 279, 310, 360, 372, 465, 499, 540, 558, 620, 744, 837, 930, 998, 1080, 1116, 1231, 1240, 1395, 1497, 1674, 1860, 1996, 2232, 2462, 2495, 2790, 2994, 3348, 3693, 3720, 3992, 4185, 4491, 4924, 4990, 5580, 5988, 6155, 6696, 7386, 7485, 8370, 8982, 9848, 9980, 11079, 11160, 11976, 12310, 13473, 14772, 14970, 15469, 16740, 17964, 18465, 19960, 22158, 22455, 24620, 26946, 29544, 29940, 30938, 33237, 33480, 35928, 36930, 38161, 44316, 44910, 46407, 49240, 53892, 55395, 59880, 61876, 66474, 67365, 73860, 76322, 77345, 88632, 89820, 92814, 107784, 110790, 114483, 123752, 132948, 134730, 139221, 147720, 152644, 154690, 166185, 179640, 185628, 190805, 221580, 228966, 232035, 265896, 269460, 278442, 305288, 309380, 332370, 343449, 371256, 381610, 417663, 443160, 457932, 464070, 538920, 556884, 572415, 614269, 618760, 664740, 686898, 696105, 763220, 835326, 915864, 928140, 1030347, 1113768, 1144830, 1228538, 1329480, 1373796, 1392210, 1526440, 1670652, 1717245, 1842807, 1856280, 2060694, 2088315, 2289660, 2457076, 2747592, 2784420, 3071345, 3341304, 3434490, 3685614, 4121388, 4176630, 4579320, 4914152, 5151735, 5528421, 5568840, 6142690, 6868980, 7371228, 8242776, 8353260, 9214035, 10303470, 11056842, 12285380, 13737960, 14742456, 16585263, 16706520, 18428070, 19042339, 20606940, 22113684, 24570760, 27642105, 33170526, 36856140, 38084678, 41213880, 44227368, 55284210, 57127017, 66341052, 73712280, 76169356, 82926315, 95211695, 110568420, 114254034, 132682104, 152338712, 165852630, 171381051, 190423390, 221136840, 228508068, 285635085, 331705260, 342762102, 380846780, 457016136, 514143153, 571270170, 663410520, 685524204, 761693560, 856905255, 1028286306, 1142540340, 1371048408, 1713810510, 2056572612, 2285080680, 2570715765, 3427621020, 4113145224, 5141431530, 6855242040, 10282863060, 20565726120]

約数ペア:

[(1, 20565726120), (2, 10282863060), (3, 6855242040), (4, 5141431530), (5, 4113145224), (6, 3427621020), (8, 2570715765), (9, 2285080680), (10, 2056572612), (12, 1713810510), (15, 1371048408), (18, 1142540340), (20, 1028286306), (24, 856905255), (27, 761693560), (30, 685524204), (31, 663410520), (36, 571270170), (40, 514143153), (45, 457016136), (54, 380846780), (60, 342762102), (62, 331705260), (72, 285635085), (90, 228508068), (93, 221136840), (108, 190423390), (120, 171381051), (124, 165852630), (135, 152338712), (155, 132682104), (180, 114254034), (186, 110568420), (216, 95211695), (248, 82926315), (270, 76169356), (279, 73712280), (310, 66341052), (360, 57127017), (372, 55284210), (465, 44227368), (499, 41213880), (540, 38084678), (558, 36856140), (620, 33170526), (744, 27642105), (837, 24570760), (930, 22113684), (998, 20606940), (1080, 19042339), (1116, 18428070), (1231, 16706520), (1240, 16585263), (1395, 14742456), (1497, 13737960), (1674, 12285380), (1860, 11056842), (1996, 10303470), (2232, 9214035), (2462, 8353260), (2495, 8242776), (2790, 7371228), (2994, 6868980), (3348, 6142690), (3693, 5568840), (3720, 5528421), (3992, 5151735), (4185, 4914152), (4491, 4579320), (4924, 4176630), (4990, 4121388), (5580, 3685614), (5988, 3434490), (6155, 3341304), (6696, 3071345), (7386, 2784420), (7485, 2747592), (8370, 2457076), (8982, 2289660), (9848, 2088315), (9980, 2060694), (11079, 1856280), (11160, 1842807), (11976, 1717245), (12310, 1670652), (13473, 1526440), (14772, 1392210), (14970, 1373796), (15469, 1329480), (16740, 1228538), (17964, 1144830), (18465, 1113768), (19960, 1030347), (22158, 928140), (22455, 915864), (24620, 835326), (26946, 763220), (29544, 696105), (29940, 686898), (30938, 664740), (33237, 618760), (33480, 614269), (35928, 572415), (36930, 556884), (38161, 538920), (44316, 464070), (44910, 457932), (46407, 443160), (49240, 417663), (53892, 381610), (55395, 371256), (59880, 343449), (61876, 332370), (66474, 309380), (67365, 305288), (73860, 278442), (76322, 269460), (77345, 265896), (88632, 232035), (89820, 228966), (92814, 221580), (107784, 190805), (110790, 185628), (114483, 179640), (123752, 166185), (132948, 154690), (134730, 152644), (139221, 147720)]