891490320

素因数分解:

$2^4\times 3^3\times 5^1\times 7^2\times {\mathrm{8423}}^1$

素因数の和:8459

約数の個数: 240

約数和(自身を含む): 3572449920

約数和(自身を除く): 2680959600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 168, 180, 189, 196, 210, 216, 240, 245, 252, 270, 280, 294, 315, 336, 360, 378, 392, 420, 432, 441, 490, 504, 540, 560, 588, 630, 720, 735, 756, 784, 840, 882, 945, 980, 1008, 1080, 1176, 1260, 1323, 1470, 1512, 1680, 1764, 1890, 1960, 2160, 2205, 2352, 2520, 2646, 2940, 3024, 3528, 3780, 3920, 4410, 5040, 5292, 5880, 6615, 7056, 7560, 8423, 8820, 10584, 11760, 13230, 15120, 16846, 17640, 21168, 25269, 26460, 33692, 35280, 42115, 50538, 52920, 58961, 67384, 75807, 84230, 101076, 105840, 117922, 126345, 134768, 151614, 168460, 176883, 202152, 227421, 235844, 252690, 294805, 303228, 336920, 353766, 379035, 404304, 412727, 454842, 471688, 505380, 530649, 589610, 606456, 673840, 707532, 758070, 825454, 884415, 909684, 943376, 1010760, 1061298, 1137105, 1179220, 1212912, 1238181, 1415064, 1516140, 1591947, 1650908, 1768830, 1819368, 2021520, 2063635, 2122596, 2274210, 2358440, 2476362, 2653245, 2830128, 3032280, 3183894, 3301816, 3537660, 3638736, 3714543, 4127270, 4245192, 4548420, 4716880, 4952724, 5306490, 6064560, 6190905, 6367788, 6603632, 7075320, 7429086, 7959735, 8254540, 8490384, 9096840, 9905448, 10612980, 11143629, 12381810, 12735576, 14150640, 14858172, 15919470, 16509080, 18193680, 18572715, 19810896, 21225960, 22287258, 24763620, 25471152, 29716344, 31838940, 33018160, 37145430, 42451920, 44574516, 49527240, 55718145, 59432688, 63677880, 74290860, 89149032, 99054480, 111436290, 127355760, 148581720, 178298064, 222872580, 297163440, 445745160, 891490320]

約数ペア:

[(1, 891490320), (2, 445745160), (3, 297163440), (4, 222872580), (5, 178298064), (6, 148581720), (7, 127355760), (8, 111436290), (9, 99054480), (10, 89149032), (12, 74290860), (14, 63677880), (15, 59432688), (16, 55718145), (18, 49527240), (20, 44574516), (21, 42451920), (24, 37145430), (27, 33018160), (28, 31838940), (30, 29716344), (35, 25471152), (36, 24763620), (40, 22287258), (42, 21225960), (45, 19810896), (48, 18572715), (49, 18193680), (54, 16509080), (56, 15919470), (60, 14858172), (63, 14150640), (70, 12735576), (72, 12381810), (80, 11143629), (84, 10612980), (90, 9905448), (98, 9096840), (105, 8490384), (108, 8254540), (112, 7959735), (120, 7429086), (126, 7075320), (135, 6603632), (140, 6367788), (144, 6190905), (147, 6064560), (168, 5306490), (180, 4952724), (189, 4716880), (196, 4548420), (210, 4245192), (216, 4127270), (240, 3714543), (245, 3638736), (252, 3537660), (270, 3301816), (280, 3183894), (294, 3032280), (315, 2830128), (336, 2653245), (360, 2476362), (378, 2358440), (392, 2274210), (420, 2122596), (432, 2063635), (441, 2021520), (490, 1819368), (504, 1768830), (540, 1650908), (560, 1591947), (588, 1516140), (630, 1415064), (720, 1238181), (735, 1212912), (756, 1179220), (784, 1137105), (840, 1061298), (882, 1010760), (945, 943376), (980, 909684), (1008, 884415), (1080, 825454), (1176, 758070), (1260, 707532), (1323, 673840), (1470, 606456), (1512, 589610), (1680, 530649), (1764, 505380), (1890, 471688), (1960, 454842), (2160, 412727), (2205, 404304), (2352, 379035), (2520, 353766), (2646, 336920), (2940, 303228), (3024, 294805), (3528, 252690), (3780, 235844), (3920, 227421), (4410, 202152), (5040, 176883), (5292, 168460), (5880, 151614), (6615, 134768), (7056, 126345), (7560, 117922), (8423, 105840), (8820, 101076), (10584, 84230), (11760, 75807), (13230, 67384), (15120, 58961), (16846, 52920), (17640, 50538), (21168, 42115), (25269, 35280), (26460, 33692)]