20671250040

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{191}}^1\times {\mathrm{641}}^1$

素因数の和:923

約数の個数: 384

約数和(自身を含む): 78455070720

約数和(自身を除く): 57783820680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 67, 70, 72, 84, 90, 105, 120, 126, 134, 140, 168, 180, 191, 201, 210, 252, 268, 280, 315, 335, 360, 382, 402, 420, 469, 504, 536, 573, 603, 630, 641, 670, 764, 804, 840, 938, 955, 1005, 1146, 1206, 1260, 1282, 1337, 1340, 1407, 1528, 1608, 1719, 1876, 1910, 1923, 2010, 2292, 2345, 2412, 2520, 2564, 2674, 2680, 2814, 2865, 3015, 3205, 3438, 3752, 3820, 3846, 4011, 4020, 4221, 4487, 4584, 4690, 4824, 5128, 5348, 5628, 5730, 5769, 6030, 6410, 6685, 6876, 7035, 7640, 7692, 8022, 8040, 8442, 8595, 8974, 9380, 9615, 10696, 11256, 11460, 11538, 12033, 12060, 12797, 12820, 13370, 13461, 13752, 14070, 15384, 16044, 16884, 17190, 17948, 18760, 19230, 20055, 21105, 22435, 22920, 23076, 24066, 24120, 25594, 25640, 26740, 26922, 28140, 28845, 32088, 33768, 34380, 35896, 38391, 38460, 40110, 40383, 42210, 42947, 44870, 46152, 48132, 51188, 53480, 53844, 56280, 57690, 60165, 63985, 67305, 68760, 76782, 76920, 80220, 80766, 84420, 85894, 89579, 89740, 96264, 102376, 107688, 115173, 115380, 120330, 122431, 127970, 128841, 134610, 153564, 160440, 161532, 168840, 171788, 179158, 179480, 191955, 201915, 214735, 230346, 230760, 240660, 244862, 255940, 257682, 268737, 269220, 300629, 307128, 323064, 343576, 358316, 367293, 383910, 386523, 403830, 429470, 447895, 460692, 481320, 489724, 511880, 515364, 537474, 538440, 575865, 601258, 612155, 644205, 716632, 734586, 767820, 773046, 806211, 807660, 857017, 858940, 895790, 901887, 921384, 979448, 1030728, 1074948, 1101879, 1151730, 1202516, 1224310, 1288410, 1343685, 1469172, 1503145, 1535640, 1546092, 1612422, 1615320, 1714034, 1717880, 1791580, 1803774, 1836465, 1932615, 2149896, 2203758, 2303460, 2405032, 2448620, 2571051, 2576820, 2687370, 2705661, 2938344, 3006290, 3092184, 3224844, 3428068, 3583160, 3607548, 3672930, 3865230, 4031055, 4285085, 4407516, 4509435, 4606920, 4897240, 5142102, 5153640, 5374740, 5411322, 5509395, 6012580, 6449688, 6856136, 7215096, 7345860, 7713153, 7730460, 8062110, 8202877, 8570170, 8815032, 9018870, 10284204, 10749480, 10822644, 11018790, 12025160, 12855255, 13528305, 14691720, 15426306, 15460920, 16124220, 16405754, 17140340, 18037740, 20568408, 21645288, 22037580, 24608631, 25710510, 27056610, 30852612, 32248440, 32811508, 34280680, 36075480, 38565765, 41014385, 44075160, 49217262, 51421020, 54113220, 57420139, 61705224, 65623016, 73825893, 77131530, 82028770, 98434524, 102842040, 108226440, 114840278, 123043155, 147651786, 154263060, 164057540, 172260417, 196869048, 229680556, 246086310, 287100695, 295303572, 308526120, 328115080, 344520834, 369129465, 459361112, 492172620, 516781251, 574201390, 590607144, 689041668, 738258930, 861302085, 984345240, 1033562502, 1148402780, 1378083336, 1476517860, 1722604170, 2067125004, 2296805560, 2583906255, 2953035720, 3445208340, 4134250008, 5167812510, 6890416680, 10335625020, 20671250040]

約数ペア:

[(1, 20671250040), (2, 10335625020), (3, 6890416680), (4, 5167812510), (5, 4134250008), (6, 3445208340), (7, 2953035720), (8, 2583906255), (9, 2296805560), (10, 2067125004), (12, 1722604170), (14, 1476517860), (15, 1378083336), (18, 1148402780), (20, 1033562502), (21, 984345240), (24, 861302085), (28, 738258930), (30, 689041668), (35, 590607144), (36, 574201390), (40, 516781251), (42, 492172620), (45, 459361112), (56, 369129465), (60, 344520834), (63, 328115080), (67, 308526120), (70, 295303572), (72, 287100695), (84, 246086310), (90, 229680556), (105, 196869048), (120, 172260417), (126, 164057540), (134, 154263060), (140, 147651786), (168, 123043155), (180, 114840278), (191, 108226440), (201, 102842040), (210, 98434524), (252, 82028770), (268, 77131530), (280, 73825893), (315, 65623016), (335, 61705224), (360, 57420139), (382, 54113220), (402, 51421020), (420, 49217262), (469, 44075160), (504, 41014385), (536, 38565765), (573, 36075480), (603, 34280680), (630, 32811508), (641, 32248440), (670, 30852612), (764, 27056610), (804, 25710510), (840, 24608631), (938, 22037580), (955, 21645288), (1005, 20568408), (1146, 18037740), (1206, 17140340), (1260, 16405754), (1282, 16124220), (1337, 15460920), (1340, 15426306), (1407, 14691720), (1528, 13528305), (1608, 12855255), (1719, 12025160), (1876, 11018790), (1910, 10822644), (1923, 10749480), (2010, 10284204), (2292, 9018870), (2345, 8815032), (2412, 8570170), (2520, 8202877), (2564, 8062110), (2674, 7730460), (2680, 7713153), (2814, 7345860), (2865, 7215096), (3015, 6856136), (3205, 6449688), (3438, 6012580), (3752, 5509395), (3820, 5411322), (3846, 5374740), (4011, 5153640), (4020, 5142102), (4221, 4897240), (4487, 4606920), (4584, 4509435), (4690, 4407516), (4824, 4285085), (5128, 4031055), (5348, 3865230), (5628, 3672930), (5730, 3607548), (5769, 3583160), (6030, 3428068), (6410, 3224844), (6685, 3092184), (6876, 3006290), (7035, 2938344), (7640, 2705661), (7692, 2687370), (8022, 2576820), (8040, 2571051), (8442, 2448620), (8595, 2405032), (8974, 2303460), (9380, 2203758), (9615, 2149896), (10696, 1932615), (11256, 1836465), (11460, 1803774), (11538, 1791580), (12033, 1717880), (12060, 1714034), (12797, 1615320), (12820, 1612422), (13370, 1546092), (13461, 1535640), (13752, 1503145), (14070, 1469172), (15384, 1343685), (16044, 1288410), (16884, 1224310), (17190, 1202516), (17948, 1151730), (18760, 1101879), (19230, 1074948), (20055, 1030728), (21105, 979448), (22435, 921384), (22920, 901887), (23076, 895790), (24066, 858940), (24120, 857017), (25594, 807660), (25640, 806211), (26740, 773046), (26922, 767820), (28140, 734586), (28845, 716632), (32088, 644205), (33768, 612155), (34380, 601258), (35896, 575865), (38391, 538440), (38460, 537474), (40110, 515364), (40383, 511880), (42210, 489724), (42947, 481320), (44870, 460692), (46152, 447895), (48132, 429470), (51188, 403830), (53480, 386523), (53844, 383910), (56280, 367293), (57690, 358316), (60165, 343576), (63985, 323064), (67305, 307128), (68760, 300629), (76782, 269220), (76920, 268737), (80220, 257682), (80766, 255940), (84420, 244862), (85894, 240660), (89579, 230760), (89740, 230346), (96264, 214735), (102376, 201915), (107688, 191955), (115173, 179480), (115380, 179158), (120330, 171788), (122431, 168840), (127970, 161532), (128841, 160440), (134610, 153564)]