21329456960

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{10711}}^1$

素因数の和:10869

約数の個数: 168

約数和(自身を含む): 59553921024

約数和(自身を除く): 38224464064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 127, 140, 160, 196, 224, 245, 254, 280, 320, 392, 448, 490, 508, 560, 635, 784, 889, 980, 1016, 1120, 1270, 1568, 1778, 1960, 2032, 2240, 2540, 3136, 3556, 3920, 4064, 4445, 5080, 6223, 7112, 7840, 8128, 8890, 10160, 10711, 12446, 14224, 15680, 17780, 20320, 21422, 24892, 28448, 31115, 35560, 40640, 42844, 49784, 53555, 56896, 62230, 71120, 74977, 85688, 99568, 107110, 124460, 142240, 149954, 171376, 199136, 214220, 248920, 284480, 299908, 342752, 374885, 398272, 428440, 497840, 524839, 599816, 685504, 749770, 856880, 995680, 1049678, 1199632, 1360297, 1499540, 1713760, 1991360, 2099356, 2399264, 2624195, 2720594, 2999080, 3427520, 4198712, 4798528, 5248390, 5441188, 5998160, 6801485, 8397424, 9522079, 10496780, 10882376, 11996320, 13602970, 16794848, 19044158, 20993560, 21764752, 23992640, 27205940, 33589696, 38088316, 41987120, 43529504, 47610395, 54411880, 66654553, 76176632, 83974240, 87059008, 95220790, 108823760, 133309106, 152353264, 167948480, 190441580, 217647520, 266618212, 304706528, 333272765, 380883160, 435295040, 533236424, 609413056, 666545530, 761766320, 1066472848, 1333091060, 1523532640, 2132945696, 2666182120, 3047065280, 4265891392, 5332364240, 10664728480, 21329456960]

約数ペア:

[(1, 21329456960), (2, 10664728480), (4, 5332364240), (5, 4265891392), (7, 3047065280), (8, 2666182120), (10, 2132945696), (14, 1523532640), (16, 1333091060), (20, 1066472848), (28, 761766320), (32, 666545530), (35, 609413056), (40, 533236424), (49, 435295040), (56, 380883160), (64, 333272765), (70, 304706528), (80, 266618212), (98, 217647520), (112, 190441580), (127, 167948480), (140, 152353264), (160, 133309106), (196, 108823760), (224, 95220790), (245, 87059008), (254, 83974240), (280, 76176632), (320, 66654553), (392, 54411880), (448, 47610395), (490, 43529504), (508, 41987120), (560, 38088316), (635, 33589696), (784, 27205940), (889, 23992640), (980, 21764752), (1016, 20993560), (1120, 19044158), (1270, 16794848), (1568, 13602970), (1778, 11996320), (1960, 10882376), (2032, 10496780), (2240, 9522079), (2540, 8397424), (3136, 6801485), (3556, 5998160), (3920, 5441188), (4064, 5248390), (4445, 4798528), (5080, 4198712), (6223, 3427520), (7112, 2999080), (7840, 2720594), (8128, 2624195), (8890, 2399264), (10160, 2099356), (10711, 1991360), (12446, 1713760), (14224, 1499540), (15680, 1360297), (17780, 1199632), (20320, 1049678), (21422, 995680), (24892, 856880), (28448, 749770), (31115, 685504), (35560, 599816), (40640, 524839), (42844, 497840), (49784, 428440), (53555, 398272), (56896, 374885), (62230, 342752), (71120, 299908), (74977, 284480), (85688, 248920), (99568, 214220), (107110, 199136), (124460, 171376), (142240, 149954)]