245607840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:244

約数の個数: 288

約数和(自身を含む): 905748480

約数和(自身を除く): 660140640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 68, 72, 79, 80, 85, 90, 96, 102, 120, 127, 136, 144, 153, 158, 160, 170, 180, 204, 237, 240, 254, 255, 272, 288, 306, 316, 340, 360, 381, 395, 408, 474, 480, 508, 510, 544, 612, 632, 635, 680, 711, 720, 762, 765, 790, 816, 948, 1016, 1020, 1143, 1185, 1224, 1264, 1270, 1343, 1360, 1422, 1440, 1524, 1530, 1580, 1632, 1896, 1905, 2032, 2040, 2159, 2286, 2370, 2448, 2528, 2540, 2686, 2720, 2844, 3048, 3060, 3160, 3555, 3792, 3810, 4029, 4064, 4080, 4318, 4572, 4740, 4896, 5080, 5372, 5688, 5715, 6096, 6120, 6320, 6477, 6715, 7110, 7584, 7620, 8058, 8160, 8636, 9144, 9480, 10033, 10160, 10744, 10795, 11376, 11430, 12087, 12192, 12240, 12640, 12954, 13430, 14220, 15240, 16116, 17272, 18288, 18960, 19431, 20066, 20145, 20320, 21488, 21590, 22752, 22860, 24174, 24480, 25908, 26860, 28440, 30099, 30480, 32232, 32385, 34544, 36576, 37920, 38862, 40132, 40290, 42976, 43180, 45720, 48348, 50165, 51816, 53720, 56880, 60198, 60435, 60960, 64464, 64770, 69088, 77724, 80264, 80580, 86360, 90297, 91440, 96696, 97155, 100330, 103632, 107440, 113760, 120396, 120870, 128928, 129540, 150495, 155448, 160528, 161160, 170561, 172720, 180594, 182880, 193392, 194310, 200660, 207264, 214880, 240792, 241740, 259080, 300990, 310896, 321056, 322320, 341122, 345440, 361188, 386784, 388620, 401320, 451485, 481584, 483480, 511683, 518160, 601980, 621792, 644640, 682244, 722376, 777240, 802640, 852805, 902970, 963168, 966960, 1023366, 1036320, 1203960, 1364488, 1444752, 1535049, 1554480, 1605280, 1705610, 1805940, 1933920, 2046732, 2407920, 2558415, 2728976, 2889504, 3070098, 3108960, 3411220, 3611880, 4093464, 4815840, 5116830, 5457952, 6140196, 6822440, 7223760, 7675245, 8186928, 10233660, 12280392, 13644880, 14447520, 15350490, 16373856, 20467320, 24560784, 27289760, 30700980, 40934640, 49121568, 61401960, 81869280, 122803920, 245607840]

約数ペア:

[(1, 245607840), (2, 122803920), (3, 81869280), (4, 61401960), (5, 49121568), (6, 40934640), (8, 30700980), (9, 27289760), (10, 24560784), (12, 20467320), (15, 16373856), (16, 15350490), (17, 14447520), (18, 13644880), (20, 12280392), (24, 10233660), (30, 8186928), (32, 7675245), (34, 7223760), (36, 6822440), (40, 6140196), (45, 5457952), (48, 5116830), (51, 4815840), (60, 4093464), (68, 3611880), (72, 3411220), (79, 3108960), (80, 3070098), (85, 2889504), (90, 2728976), (96, 2558415), (102, 2407920), (120, 2046732), (127, 1933920), (136, 1805940), (144, 1705610), (153, 1605280), (158, 1554480), (160, 1535049), (170, 1444752), (180, 1364488), (204, 1203960), (237, 1036320), (240, 1023366), (254, 966960), (255, 963168), (272, 902970), (288, 852805), (306, 802640), (316, 777240), (340, 722376), (360, 682244), (381, 644640), (395, 621792), (408, 601980), (474, 518160), (480, 511683), (508, 483480), (510, 481584), (544, 451485), (612, 401320), (632, 388620), (635, 386784), (680, 361188), (711, 345440), (720, 341122), (762, 322320), (765, 321056), (790, 310896), (816, 300990), (948, 259080), (1016, 241740), (1020, 240792), (1143, 214880), (1185, 207264), (1224, 200660), (1264, 194310), (1270, 193392), (1343, 182880), (1360, 180594), (1422, 172720), (1440, 170561), (1524, 161160), (1530, 160528), (1580, 155448), (1632, 150495), (1896, 129540), (1905, 128928), (2032, 120870), (2040, 120396), (2159, 113760), (2286, 107440), (2370, 103632), (2448, 100330), (2528, 97155), (2540, 96696), (2686, 91440), (2720, 90297), (2844, 86360), (3048, 80580), (3060, 80264), (3160, 77724), (3555, 69088), (3792, 64770), (3810, 64464), (4029, 60960), (4064, 60435), (4080, 60198), (4318, 56880), (4572, 53720), (4740, 51816), (4896, 50165), (5080, 48348), (5372, 45720), (5688, 43180), (5715, 42976), (6096, 40290), (6120, 40132), (6320, 38862), (6477, 37920), (6715, 36576), (7110, 34544), (7584, 32385), (7620, 32232), (8058, 30480), (8160, 30099), (8636, 28440), (9144, 26860), (9480, 25908), (10033, 24480), (10160, 24174), (10744, 22860), (10795, 22752), (11376, 21590), (11430, 21488), (12087, 20320), (12192, 20145), (12240, 20066), (12640, 19431), (12954, 18960), (13430, 18288), (14220, 17272), (15240, 16116)]