21912124320

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163621}}^1$

素因数の和:163676

約数の個数: 192

約数和(自身を含む): 79166868480

約数和(自身を除く): 57254744160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 72, 80, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 180, 186, 216, 240, 248, 270, 279, 288, 310, 360, 372, 432, 465, 480, 496, 540, 558, 620, 720, 744, 837, 864, 930, 992, 1080, 1116, 1240, 1395, 1440, 1488, 1674, 1860, 2160, 2232, 2480, 2790, 2976, 3348, 3720, 4185, 4320, 4464, 4960, 5580, 6696, 7440, 8370, 8928, 11160, 13392, 14880, 16740, 22320, 26784, 33480, 44640, 66960, 133920, 163621, 327242, 490863, 654484, 818105, 981726, 1308968, 1472589, 1636210, 1963452, 2454315, 2617936, 2945178, 3272420, 3926904, 4417767, 4908630, 5072251, 5235872, 5890356, 6544840, 7362945, 7853808, 8835534, 9817260, 10144502, 11780712, 13089680, 14725890, 15216753, 15707616, 17671068, 19634520, 20289004, 22088835, 23561424, 25361255, 26179360, 29451780, 30433506, 35342136, 39269040, 40578008, 44177670, 45650259, 47122848, 50722510, 58903560, 60867012, 70684272, 76083765, 78538080, 81156016, 88355340, 91300518, 101445020, 117807120, 121734024, 136950777, 141368544, 152167530, 162312032, 176710680, 182601036, 202890040, 228251295, 235614240, 243468048, 273901554, 304335060, 353421360, 365202072, 405780080, 456502590, 486936096, 547803108, 608670120, 684753885, 706842720, 730404144, 811560160, 913005180, 1095606216, 1217340240, 1369507770, 1460808288, 1826010360, 2191212432, 2434680480, 2739015540, 3652020720, 4382424864, 5478031080, 7304041440, 10956062160, 21912124320]

約数ペア:

[(1, 21912124320), (2, 10956062160), (3, 7304041440), (4, 5478031080), (5, 4382424864), (6, 3652020720), (8, 2739015540), (9, 2434680480), (10, 2191212432), (12, 1826010360), (15, 1460808288), (16, 1369507770), (18, 1217340240), (20, 1095606216), (24, 913005180), (27, 811560160), (30, 730404144), (31, 706842720), (32, 684753885), (36, 608670120), (40, 547803108), (45, 486936096), (48, 456502590), (54, 405780080), (60, 365202072), (62, 353421360), (72, 304335060), (80, 273901554), (90, 243468048), (93, 235614240), (96, 228251295), (108, 202890040), (120, 182601036), (124, 176710680), (135, 162312032), (144, 152167530), (155, 141368544), (160, 136950777), (180, 121734024), (186, 117807120), (216, 101445020), (240, 91300518), (248, 88355340), (270, 81156016), (279, 78538080), (288, 76083765), (310, 70684272), (360, 60867012), (372, 58903560), (432, 50722510), (465, 47122848), (480, 45650259), (496, 44177670), (540, 40578008), (558, 39269040), (620, 35342136), (720, 30433506), (744, 29451780), (837, 26179360), (864, 25361255), (930, 23561424), (992, 22088835), (1080, 20289004), (1116, 19634520), (1240, 17671068), (1395, 15707616), (1440, 15216753), (1488, 14725890), (1674, 13089680), (1860, 11780712), (2160, 10144502), (2232, 9817260), (2480, 8835534), (2790, 7853808), (2976, 7362945), (3348, 6544840), (3720, 5890356), (4185, 5235872), (4320, 5072251), (4464, 4908630), (4960, 4417767), (5580, 3926904), (6696, 3272420), (7440, 2945178), (8370, 2617936), (8928, 2454315), (11160, 1963452), (13392, 1636210), (14880, 1472589), (16740, 1308968), (22320, 981726), (26784, 818105), (33480, 654484), (44640, 490863), (66960, 327242), (133920, 163621)]