1561381920

素因数分解:

$2^5\times 3^5\times 5^1\times 7^1\times {\mathrm{5737}}^1$

素因数の和:5774

約数の個数: 288

約数和(自身を含む): 6316023168

約数和(自身を除く): 4754641248

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 210, 216, 224, 240, 243, 252, 270, 280, 288, 315, 324, 336, 360, 378, 405, 420, 432, 480, 486, 504, 540, 560, 567, 630, 648, 672, 720, 756, 810, 840, 864, 945, 972, 1008, 1080, 1120, 1134, 1215, 1260, 1296, 1440, 1512, 1620, 1680, 1701, 1890, 1944, 2016, 2160, 2268, 2430, 2520, 2592, 2835, 3024, 3240, 3360, 3402, 3780, 3888, 4320, 4536, 4860, 5040, 5670, 5737, 6048, 6480, 6804, 7560, 7776, 8505, 9072, 9720, 10080, 11340, 11474, 12960, 13608, 15120, 17010, 17211, 18144, 19440, 22680, 22948, 27216, 28685, 30240, 34020, 34422, 38880, 40159, 45360, 45896, 51633, 54432, 57370, 68040, 68844, 80318, 86055, 90720, 91792, 103266, 114740, 120477, 136080, 137688, 154899, 160636, 172110, 183584, 200795, 206532, 229480, 240954, 258165, 272160, 275376, 309798, 321272, 344220, 361431, 401590, 413064, 458960, 464697, 481908, 516330, 550752, 602385, 619596, 642544, 688440, 722862, 774495, 803180, 826128, 917920, 929394, 963816, 1032660, 1084293, 1204770, 1239192, 1285088, 1376880, 1394091, 1445724, 1548990, 1606360, 1652256, 1807155, 1858788, 1927632, 2065320, 2168586, 2323485, 2409540, 2478384, 2753760, 2788182, 2891448, 3097980, 3212720, 3252879, 3614310, 3717576, 3855264, 4130640, 4337172, 4646970, 4819080, 4956768, 5421465, 5576364, 5782896, 6195960, 6425440, 6505758, 6970455, 7228620, 7435152, 8261280, 8674344, 9293940, 9638160, 9758637, 10842930, 11152728, 11565792, 12391920, 13011516, 13940910, 14457240, 14870304, 16264395, 17348688, 18587880, 19276320, 19517274, 21685860, 22305456, 24783840, 26023032, 27881820, 28914480, 32528790, 34697376, 37175760, 39034548, 43371720, 44610912, 48793185, 52046064, 55763640, 57828960, 65057580, 74351520, 78069096, 86743440, 97586370, 104092128, 111527280, 130115160, 156138192, 173486880, 195172740, 223054560, 260230320, 312276384, 390345480, 520460640, 780690960, 1561381920]

約数ペア:

[(1, 1561381920), (2, 780690960), (3, 520460640), (4, 390345480), (5, 312276384), (6, 260230320), (7, 223054560), (8, 195172740), (9, 173486880), (10, 156138192), (12, 130115160), (14, 111527280), (15, 104092128), (16, 97586370), (18, 86743440), (20, 78069096), (21, 74351520), (24, 65057580), (27, 57828960), (28, 55763640), (30, 52046064), (32, 48793185), (35, 44610912), (36, 43371720), (40, 39034548), (42, 37175760), (45, 34697376), (48, 32528790), (54, 28914480), (56, 27881820), (60, 26023032), (63, 24783840), (70, 22305456), (72, 21685860), (80, 19517274), (81, 19276320), (84, 18587880), (90, 17348688), (96, 16264395), (105, 14870304), (108, 14457240), (112, 13940910), (120, 13011516), (126, 12391920), (135, 11565792), (140, 11152728), (144, 10842930), (160, 9758637), (162, 9638160), (168, 9293940), (180, 8674344), (189, 8261280), (210, 7435152), (216, 7228620), (224, 6970455), (240, 6505758), (243, 6425440), (252, 6195960), (270, 5782896), (280, 5576364), (288, 5421465), (315, 4956768), (324, 4819080), (336, 4646970), (360, 4337172), (378, 4130640), (405, 3855264), (420, 3717576), (432, 3614310), (480, 3252879), (486, 3212720), (504, 3097980), (540, 2891448), (560, 2788182), (567, 2753760), (630, 2478384), (648, 2409540), (672, 2323485), (720, 2168586), (756, 2065320), (810, 1927632), (840, 1858788), (864, 1807155), (945, 1652256), (972, 1606360), (1008, 1548990), (1080, 1445724), (1120, 1394091), (1134, 1376880), (1215, 1285088), (1260, 1239192), (1296, 1204770), (1440, 1084293), (1512, 1032660), (1620, 963816), (1680, 929394), (1701, 917920), (1890, 826128), (1944, 803180), (2016, 774495), (2160, 722862), (2268, 688440), (2430, 642544), (2520, 619596), (2592, 602385), (2835, 550752), (3024, 516330), (3240, 481908), (3360, 464697), (3402, 458960), (3780, 413064), (3888, 401590), (4320, 361431), (4536, 344220), (4860, 321272), (5040, 309798), (5670, 275376), (5737, 272160), (6048, 258165), (6480, 240954), (6804, 229480), (7560, 206532), (7776, 200795), (8505, 183584), (9072, 172110), (9720, 160636), (10080, 154899), (11340, 137688), (11474, 136080), (12960, 120477), (13608, 114740), (15120, 103266), (17010, 91792), (17211, 90720), (18144, 86055), (19440, 80318), (22680, 68844), (22948, 68040), (27216, 57370), (28685, 54432), (30240, 51633), (34020, 45896), (34422, 45360), (38880, 40159)]