21718928400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{19609}}^1$

素因数の和:19714

約数の個数: 240

約数和(自身を含む): 75983886720

約数和(自身を除く): 54264958320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 39, 40, 48, 50, 52, 60, 65, 71, 75, 78, 80, 100, 104, 120, 130, 142, 150, 156, 195, 200, 208, 213, 240, 260, 284, 300, 312, 325, 355, 390, 400, 426, 520, 568, 600, 624, 650, 710, 780, 852, 923, 975, 1040, 1065, 1136, 1200, 1300, 1420, 1560, 1704, 1775, 1846, 1950, 2130, 2600, 2769, 2840, 3120, 3408, 3550, 3692, 3900, 4260, 4615, 5200, 5325, 5538, 5680, 7100, 7384, 7800, 8520, 9230, 10650, 11076, 13845, 14200, 14768, 15600, 17040, 18460, 19609, 21300, 22152, 23075, 27690, 28400, 36920, 39218, 42600, 44304, 46150, 55380, 58827, 69225, 73840, 78436, 85200, 92300, 98045, 110760, 117654, 138450, 156872, 184600, 196090, 221520, 235308, 254917, 276900, 294135, 313744, 369200, 392180, 470616, 490225, 509834, 553800, 588270, 764751, 784360, 941232, 980450, 1019668, 1107600, 1176540, 1274585, 1392239, 1470675, 1529502, 1568720, 1960900, 2039336, 2353080, 2549170, 2784478, 2941350, 3059004, 3823755, 3921800, 4078672, 4176717, 4706160, 5098340, 5568956, 5882700, 6118008, 6372925, 6961195, 7647510, 7843600, 8353434, 10196680, 11137912, 11765400, 12236016, 12745850, 13922390, 15295020, 16706868, 18099107, 19118775, 20393360, 20883585, 22275824, 23530800, 25491700, 27844780, 30590040, 33413736, 34805975, 36198214, 38237550, 41767170, 50983400, 54297321, 55689560, 61180080, 66827472, 69611950, 72396428, 76475100, 83534340, 90495535, 101966800, 104417925, 108594642, 111379120, 139223900, 144792856, 152950200, 167068680, 180991070, 208835850, 217189284, 271486605, 278447800, 289585712, 305900400, 334137360, 361982140, 417671700, 434378568, 452477675, 542973210, 556895600, 723964280, 835343400, 868757136, 904955350, 1085946420, 1357433025, 1447928560, 1670686800, 1809910700, 2171892840, 2714866050, 3619821400, 4343785680, 5429732100, 7239642800, 10859464200, 21718928400]

約数ペア:

[(1, 21718928400), (2, 10859464200), (3, 7239642800), (4, 5429732100), (5, 4343785680), (6, 3619821400), (8, 2714866050), (10, 2171892840), (12, 1809910700), (13, 1670686800), (15, 1447928560), (16, 1357433025), (20, 1085946420), (24, 904955350), (25, 868757136), (26, 835343400), (30, 723964280), (39, 556895600), (40, 542973210), (48, 452477675), (50, 434378568), (52, 417671700), (60, 361982140), (65, 334137360), (71, 305900400), (75, 289585712), (78, 278447800), (80, 271486605), (100, 217189284), (104, 208835850), (120, 180991070), (130, 167068680), (142, 152950200), (150, 144792856), (156, 139223900), (195, 111379120), (200, 108594642), (208, 104417925), (213, 101966800), (240, 90495535), (260, 83534340), (284, 76475100), (300, 72396428), (312, 69611950), (325, 66827472), (355, 61180080), (390, 55689560), (400, 54297321), (426, 50983400), (520, 41767170), (568, 38237550), (600, 36198214), (624, 34805975), (650, 33413736), (710, 30590040), (780, 27844780), (852, 25491700), (923, 23530800), (975, 22275824), (1040, 20883585), (1065, 20393360), (1136, 19118775), (1200, 18099107), (1300, 16706868), (1420, 15295020), (1560, 13922390), (1704, 12745850), (1775, 12236016), (1846, 11765400), (1950, 11137912), (2130, 10196680), (2600, 8353434), (2769, 7843600), (2840, 7647510), (3120, 6961195), (3408, 6372925), (3550, 6118008), (3692, 5882700), (3900, 5568956), (4260, 5098340), (4615, 4706160), (5200, 4176717), (5325, 4078672), (5538, 3921800), (5680, 3823755), (7100, 3059004), (7384, 2941350), (7800, 2784478), (8520, 2549170), (9230, 2353080), (10650, 2039336), (11076, 1960900), (13845, 1568720), (14200, 1529502), (14768, 1470675), (15600, 1392239), (17040, 1274585), (18460, 1176540), (19609, 1107600), (21300, 1019668), (22152, 980450), (23075, 941232), (27690, 784360), (28400, 764751), (36920, 588270), (39218, 553800), (42600, 509834), (44304, 490225), (46150, 470616), (55380, 392180), (58827, 369200), (69225, 313744), (73840, 294135), (78436, 276900), (85200, 254917), (92300, 235308), (98045, 221520), (110760, 196090), (117654, 184600), (138450, 156872)]