21491519280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1162961}}^1$

素因数の和:1162995

約数の個数: 160

約数和(自身を含む): 83063397888

約数和(自身を除く): 61571878608

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 84, 88, 105, 110, 112, 120, 132, 140, 154, 165, 168, 176, 210, 220, 231, 240, 264, 280, 308, 330, 336, 385, 420, 440, 462, 528, 560, 616, 660, 770, 840, 880, 924, 1155, 1232, 1320, 1540, 1680, 1848, 2310, 2640, 3080, 3696, 4620, 6160, 9240, 18480, 1162961, 2325922, 3488883, 4651844, 5814805, 6977766, 8140727, 9303688, 11629610, 12792571, 13955532, 16281454, 17444415, 18607376, 23259220, 24422181, 25585142, 27911064, 32562908, 34888830, 38377713, 40703635, 46518440, 48844362, 51170284, 55822128, 63962855, 65125816, 69777660, 76755426, 81407270, 89547997, 93036880, 97688724, 102340568, 122110905, 127925710, 130251632, 139555320, 153510852, 162814540, 179095994, 191888565, 195377448, 204681136, 244221810, 255851420, 268643991, 279110640, 307021704, 325629080, 358191988, 383777130, 390754896, 447739985, 488443620, 511702840, 537287982, 614043408, 651258160, 716383976, 767554260, 895479970, 976887240, 1023405680, 1074575964, 1343219955, 1432767952, 1535108520, 1790959940, 1953774480, 2149151928, 2686439910, 3070217040, 3581919880, 4298303856, 5372879820, 7163839760, 10745759640, 21491519280]

約数ペア:

[(1, 21491519280), (2, 10745759640), (3, 7163839760), (4, 5372879820), (5, 4298303856), (6, 3581919880), (7, 3070217040), (8, 2686439910), (10, 2149151928), (11, 1953774480), (12, 1790959940), (14, 1535108520), (15, 1432767952), (16, 1343219955), (20, 1074575964), (21, 1023405680), (22, 976887240), (24, 895479970), (28, 767554260), (30, 716383976), (33, 651258160), (35, 614043408), (40, 537287982), (42, 511702840), (44, 488443620), (48, 447739985), (55, 390754896), (56, 383777130), (60, 358191988), (66, 325629080), (70, 307021704), (77, 279110640), (80, 268643991), (84, 255851420), (88, 244221810), (105, 204681136), (110, 195377448), (112, 191888565), (120, 179095994), (132, 162814540), (140, 153510852), (154, 139555320), (165, 130251632), (168, 127925710), (176, 122110905), (210, 102340568), (220, 97688724), (231, 93036880), (240, 89547997), (264, 81407270), (280, 76755426), (308, 69777660), (330, 65125816), (336, 63962855), (385, 55822128), (420, 51170284), (440, 48844362), (462, 46518440), (528, 40703635), (560, 38377713), (616, 34888830), (660, 32562908), (770, 27911064), (840, 25585142), (880, 24422181), (924, 23259220), (1155, 18607376), (1232, 17444415), (1320, 16281454), (1540, 13955532), (1680, 12792571), (1848, 11629610), (2310, 9303688), (2640, 8140727), (3080, 6977766), (3696, 5814805), (4620, 4651844), (6160, 3488883), (9240, 2325922), (18480, 1162961)]