20177243520

素因数分解:

$2^7\times 3^1\times 5^1\times 7^2\times {\mathrm{214469}}^1$

素因数の和:214505

約数の個数: 192

約数和(自身を含む): 74815714800

約数和(自身を除く): 54638471280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 384, 392, 420, 448, 480, 490, 560, 588, 640, 672, 735, 784, 840, 896, 960, 980, 1120, 1176, 1344, 1470, 1568, 1680, 1920, 1960, 2240, 2352, 2688, 2940, 3136, 3360, 3920, 4480, 4704, 5880, 6272, 6720, 7840, 9408, 11760, 13440, 15680, 18816, 23520, 31360, 47040, 94080, 214469, 428938, 643407, 857876, 1072345, 1286814, 1501283, 1715752, 2144690, 2573628, 3002566, 3217035, 3431504, 4289380, 4503849, 5147256, 6005132, 6434070, 6863008, 7506415, 8578760, 9007698, 10294512, 10508981, 12010264, 12868140, 13726016, 15012830, 17157520, 18015396, 20589024, 21017962, 22519245, 24020528, 25736280, 27452032, 30025660, 31526943, 34315040, 36030792, 41178048, 42035924, 45038490, 48041056, 51472560, 52544905, 60051320, 63053886, 68630080, 72061584, 82356096, 84071848, 90076980, 96082112, 102945120, 105089810, 120102640, 126107772, 137260160, 144123168, 157634715, 168143696, 180153960, 192164224, 205890240, 210179620, 240205280, 252215544, 288246336, 315269430, 336287392, 360307920, 411780480, 420359240, 480410560, 504431088, 576492672, 630538860, 672574784, 720615840, 840718480, 960821120, 1008862176, 1261077720, 1345149568, 1441231680, 1681436960, 2017724352, 2522155440, 2882463360, 3362873920, 4035448704, 5044310880, 6725747840, 10088621760, 20177243520]

約数ペア:

[(1, 20177243520), (2, 10088621760), (3, 6725747840), (4, 5044310880), (5, 4035448704), (6, 3362873920), (7, 2882463360), (8, 2522155440), (10, 2017724352), (12, 1681436960), (14, 1441231680), (15, 1345149568), (16, 1261077720), (20, 1008862176), (21, 960821120), (24, 840718480), (28, 720615840), (30, 672574784), (32, 630538860), (35, 576492672), (40, 504431088), (42, 480410560), (48, 420359240), (49, 411780480), (56, 360307920), (60, 336287392), (64, 315269430), (70, 288246336), (80, 252215544), (84, 240205280), (96, 210179620), (98, 205890240), (105, 192164224), (112, 180153960), (120, 168143696), (128, 157634715), (140, 144123168), (147, 137260160), (160, 126107772), (168, 120102640), (192, 105089810), (196, 102945120), (210, 96082112), (224, 90076980), (240, 84071848), (245, 82356096), (280, 72061584), (294, 68630080), (320, 63053886), (336, 60051320), (384, 52544905), (392, 51472560), (420, 48041056), (448, 45038490), (480, 42035924), (490, 41178048), (560, 36030792), (588, 34315040), (640, 31526943), (672, 30025660), (735, 27452032), (784, 25736280), (840, 24020528), (896, 22519245), (960, 21017962), (980, 20589024), (1120, 18015396), (1176, 17157520), (1344, 15012830), (1470, 13726016), (1568, 12868140), (1680, 12010264), (1920, 10508981), (1960, 10294512), (2240, 9007698), (2352, 8578760), (2688, 7506415), (2940, 6863008), (3136, 6434070), (3360, 6005132), (3920, 5147256), (4480, 4503849), (4704, 4289380), (5880, 3431504), (6272, 3217035), (6720, 3002566), (7840, 2573628), (9408, 2144690), (11760, 1715752), (13440, 1501283), (15680, 1286814), (18816, 1072345), (23520, 857876), (31360, 643407), (47040, 428938), (94080, 214469)]