20216742400

素因数分解:

$2^9\times 5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1597}}^1$

素因数の和:1691

約数の個数: 240

約数和(自身を含む): 53515306944

約数和(自身を除く): 33298564544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 43, 46, 50, 64, 80, 86, 92, 100, 115, 128, 160, 172, 184, 200, 215, 230, 256, 320, 344, 368, 400, 430, 460, 512, 575, 640, 688, 736, 800, 860, 920, 989, 1075, 1150, 1280, 1376, 1472, 1597, 1600, 1720, 1840, 1978, 2150, 2300, 2560, 2752, 2944, 3194, 3200, 3440, 3680, 3956, 4300, 4600, 4945, 5504, 5888, 6388, 6400, 6880, 7360, 7912, 7985, 8600, 9200, 9890, 11008, 11776, 12776, 12800, 13760, 14720, 15824, 15970, 17200, 18400, 19780, 22016, 24725, 25552, 27520, 29440, 31648, 31940, 34400, 36731, 36800, 39560, 39925, 49450, 51104, 55040, 58880, 63296, 63880, 68671, 68800, 73462, 73600, 79120, 79850, 98900, 102208, 110080, 126592, 127760, 137342, 137600, 146924, 147200, 158240, 159700, 183655, 197800, 204416, 253184, 255520, 274684, 275200, 293848, 294400, 316480, 319400, 343355, 367310, 395600, 408832, 506368, 511040, 549368, 550400, 587696, 632960, 638800, 686710, 734620, 791200, 817664, 918275, 1022080, 1098736, 1175392, 1265920, 1277600, 1373420, 1469240, 1579433, 1582400, 1716775, 1836550, 2044160, 2197472, 2350784, 2531840, 2555200, 2746840, 2938480, 3158866, 3164800, 3433550, 3673100, 4088320, 4394944, 4701568, 5110400, 5493680, 5876960, 6317732, 6329600, 6867100, 7346200, 7897165, 8789888, 9403136, 10220800, 10987360, 11753920, 12635464, 12659200, 13734200, 14692400, 15794330, 17579776, 18806272, 20441600, 21974720, 23507840, 25270928, 27468400, 29384800, 31588660, 35159552, 39485825, 43949440, 47015680, 50541856, 54936800, 58769600, 63177320, 78971650, 87898880, 94031360, 101083712, 109873600, 117539200, 126354640, 157943300, 175797760, 202167424, 219747200, 235078400, 252709280, 315886600, 404334848, 439494400, 470156800, 505418560, 631773200, 808669696, 878988800, 1010837120, 1263546400, 2021674240, 2527092800, 4043348480, 5054185600, 10108371200, 20216742400]

約数ペア:

[(1, 20216742400), (2, 10108371200), (4, 5054185600), (5, 4043348480), (8, 2527092800), (10, 2021674240), (16, 1263546400), (20, 1010837120), (23, 878988800), (25, 808669696), (32, 631773200), (40, 505418560), (43, 470156800), (46, 439494400), (50, 404334848), (64, 315886600), (80, 252709280), (86, 235078400), (92, 219747200), (100, 202167424), (115, 175797760), (128, 157943300), (160, 126354640), (172, 117539200), (184, 109873600), (200, 101083712), (215, 94031360), (230, 87898880), (256, 78971650), (320, 63177320), (344, 58769600), (368, 54936800), (400, 50541856), (430, 47015680), (460, 43949440), (512, 39485825), (575, 35159552), (640, 31588660), (688, 29384800), (736, 27468400), (800, 25270928), (860, 23507840), (920, 21974720), (989, 20441600), (1075, 18806272), (1150, 17579776), (1280, 15794330), (1376, 14692400), (1472, 13734200), (1597, 12659200), (1600, 12635464), (1720, 11753920), (1840, 10987360), (1978, 10220800), (2150, 9403136), (2300, 8789888), (2560, 7897165), (2752, 7346200), (2944, 6867100), (3194, 6329600), (3200, 6317732), (3440, 5876960), (3680, 5493680), (3956, 5110400), (4300, 4701568), (4600, 4394944), (4945, 4088320), (5504, 3673100), (5888, 3433550), (6388, 3164800), (6400, 3158866), (6880, 2938480), (7360, 2746840), (7912, 2555200), (7985, 2531840), (8600, 2350784), (9200, 2197472), (9890, 2044160), (11008, 1836550), (11776, 1716775), (12776, 1582400), (12800, 1579433), (13760, 1469240), (14720, 1373420), (15824, 1277600), (15970, 1265920), (17200, 1175392), (18400, 1098736), (19780, 1022080), (22016, 918275), (24725, 817664), (25552, 791200), (27520, 734620), (29440, 686710), (31648, 638800), (31940, 632960), (34400, 587696), (36731, 550400), (36800, 549368), (39560, 511040), (39925, 506368), (49450, 408832), (51104, 395600), (55040, 367310), (58880, 343355), (63296, 319400), (63880, 316480), (68671, 294400), (68800, 293848), (73462, 275200), (73600, 274684), (79120, 255520), (79850, 253184), (98900, 204416), (102208, 197800), (110080, 183655), (126592, 159700), (127760, 158240), (137342, 147200), (137600, 146924)]