254220120

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1019}}^1$

素因数の和:1060

約数の個数: 320

約数和(自身を含む): 1066348800

約数和(自身を除く): 812128680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 27, 28, 30, 33, 35, 36, 40, 42, 44, 45, 54, 55, 56, 60, 63, 66, 70, 72, 77, 81, 84, 88, 90, 99, 105, 108, 110, 120, 126, 132, 135, 140, 154, 162, 165, 168, 180, 189, 198, 210, 216, 220, 231, 252, 264, 270, 280, 297, 308, 315, 324, 330, 360, 378, 385, 396, 405, 420, 440, 462, 495, 504, 540, 567, 594, 616, 630, 648, 660, 693, 756, 770, 792, 810, 840, 891, 924, 945, 990, 1019, 1080, 1134, 1155, 1188, 1260, 1320, 1386, 1485, 1512, 1540, 1620, 1782, 1848, 1890, 1980, 2038, 2079, 2268, 2310, 2376, 2520, 2772, 2835, 2970, 3057, 3080, 3240, 3465, 3564, 3780, 3960, 4076, 4158, 4455, 4536, 4620, 5095, 5544, 5670, 5940, 6114, 6237, 6930, 7128, 7133, 7560, 8152, 8316, 8910, 9171, 9240, 10190, 10395, 11209, 11340, 11880, 12228, 12474, 13860, 14266, 15285, 16632, 17820, 18342, 20380, 20790, 21399, 22418, 22680, 24456, 24948, 27513, 27720, 28532, 30570, 31185, 33627, 35640, 35665, 36684, 40760, 41580, 42798, 44836, 45855, 49896, 55026, 56045, 57064, 61140, 62370, 64197, 67254, 71330, 73368, 78463, 82539, 83160, 85596, 89672, 91710, 100881, 106995, 110052, 112090, 122280, 124740, 128394, 134508, 137565, 142660, 156926, 165078, 168135, 171192, 183420, 192591, 201762, 213990, 220104, 224180, 235389, 249480, 256788, 269016, 275130, 285320, 302643, 313852, 320985, 330156, 336270, 366840, 385182, 392315, 403524, 412695, 427980, 448360, 470778, 504405, 513576, 550260, 577773, 605286, 627704, 641970, 660312, 672540, 706167, 770364, 784630, 807048, 825390, 855960, 907929, 941556, 962955, 1008810, 1100520, 1155546, 1176945, 1210572, 1283940, 1345080, 1412334, 1513215, 1540728, 1569260, 1650780, 1815858, 1883112, 1925910, 2017620, 2118501, 2311092, 2353890, 2421144, 2567880, 2824668, 2888865, 3026430, 3138520, 3301560, 3530835, 3631716, 3851820, 4035240, 4237002, 4539645, 4622184, 4707780, 5649336, 5777730, 6052860, 6355503, 7061670, 7263432, 7703640, 8474004, 9079290, 9415560, 10592505, 11555460, 12105720, 12711006, 14123340, 16948008, 18158580, 21185010, 23110920, 25422012, 28246680, 31777515, 36317160, 42370020, 50844024, 63555030, 84740040, 127110060, 254220120]

約数ペア:

[(1, 254220120), (2, 127110060), (3, 84740040), (4, 63555030), (5, 50844024), (6, 42370020), (7, 36317160), (8, 31777515), (9, 28246680), (10, 25422012), (11, 23110920), (12, 21185010), (14, 18158580), (15, 16948008), (18, 14123340), (20, 12711006), (21, 12105720), (22, 11555460), (24, 10592505), (27, 9415560), (28, 9079290), (30, 8474004), (33, 7703640), (35, 7263432), (36, 7061670), (40, 6355503), (42, 6052860), (44, 5777730), (45, 5649336), (54, 4707780), (55, 4622184), (56, 4539645), (60, 4237002), (63, 4035240), (66, 3851820), (70, 3631716), (72, 3530835), (77, 3301560), (81, 3138520), (84, 3026430), (88, 2888865), (90, 2824668), (99, 2567880), (105, 2421144), (108, 2353890), (110, 2311092), (120, 2118501), (126, 2017620), (132, 1925910), (135, 1883112), (140, 1815858), (154, 1650780), (162, 1569260), (165, 1540728), (168, 1513215), (180, 1412334), (189, 1345080), (198, 1283940), (210, 1210572), (216, 1176945), (220, 1155546), (231, 1100520), (252, 1008810), (264, 962955), (270, 941556), (280, 907929), (297, 855960), (308, 825390), (315, 807048), (324, 784630), (330, 770364), (360, 706167), (378, 672540), (385, 660312), (396, 641970), (405, 627704), (420, 605286), (440, 577773), (462, 550260), (495, 513576), (504, 504405), (540, 470778), (567, 448360), (594, 427980), (616, 412695), (630, 403524), (648, 392315), (660, 385182), (693, 366840), (756, 336270), (770, 330156), (792, 320985), (810, 313852), (840, 302643), (891, 285320), (924, 275130), (945, 269016), (990, 256788), (1019, 249480), (1080, 235389), (1134, 224180), (1155, 220104), (1188, 213990), (1260, 201762), (1320, 192591), (1386, 183420), (1485, 171192), (1512, 168135), (1540, 165078), (1620, 156926), (1782, 142660), (1848, 137565), (1890, 134508), (1980, 128394), (2038, 124740), (2079, 122280), (2268, 112090), (2310, 110052), (2376, 106995), (2520, 100881), (2772, 91710), (2835, 89672), (2970, 85596), (3057, 83160), (3080, 82539), (3240, 78463), (3465, 73368), (3564, 71330), (3780, 67254), (3960, 64197), (4076, 62370), (4158, 61140), (4455, 57064), (4536, 56045), (4620, 55026), (5095, 49896), (5544, 45855), (5670, 44836), (5940, 42798), (6114, 41580), (6237, 40760), (6930, 36684), (7128, 35665), (7133, 35640), (7560, 33627), (8152, 31185), (8316, 30570), (8910, 28532), (9171, 27720), (9240, 27513), (10190, 24948), (10395, 24456), (11209, 22680), (11340, 22418), (11880, 21399), (12228, 20790), (12474, 20380), (13860, 18342), (14266, 17820), (15285, 16632)]