138403440

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{3923}}^1$

素因数の和:3956

約数の個数: 180

約数和(自身を含む): 540829224

約数和(自身を除く): 402425784

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 504, 560, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1176, 1260, 1470, 1680, 1764, 1960, 2205, 2352, 2520, 2940, 3528, 3920, 3923, 4410, 5040, 5880, 7056, 7846, 8820, 11760, 11769, 15692, 17640, 19615, 23538, 27461, 31384, 35280, 35307, 39230, 47076, 54922, 58845, 62768, 70614, 78460, 82383, 94152, 109844, 117690, 137305, 141228, 156920, 164766, 176535, 188304, 192227, 219688, 235380, 247149, 274610, 282456, 313840, 329532, 353070, 384454, 411915, 439376, 470760, 494298, 549220, 564912, 576681, 659064, 706140, 768908, 823830, 941520, 961135, 988596, 1098440, 1153362, 1235745, 1318128, 1412280, 1537816, 1647660, 1730043, 1922270, 1977192, 2196880, 2306724, 2471490, 2824560, 2883405, 3075632, 3295320, 3460086, 3844540, 3954384, 4613448, 4942980, 5766810, 6590640, 6920172, 7689080, 8650215, 9226896, 9885960, 11533620, 13840344, 15378160, 17300430, 19771920, 23067240, 27680688, 34600860, 46134480, 69201720, 138403440]

約数ペア:

[(1, 138403440), (2, 69201720), (3, 46134480), (4, 34600860), (5, 27680688), (6, 23067240), (7, 19771920), (8, 17300430), (9, 15378160), (10, 13840344), (12, 11533620), (14, 9885960), (15, 9226896), (16, 8650215), (18, 7689080), (20, 6920172), (21, 6590640), (24, 5766810), (28, 4942980), (30, 4613448), (35, 3954384), (36, 3844540), (40, 3460086), (42, 3295320), (45, 3075632), (48, 2883405), (49, 2824560), (56, 2471490), (60, 2306724), (63, 2196880), (70, 1977192), (72, 1922270), (80, 1730043), (84, 1647660), (90, 1537816), (98, 1412280), (105, 1318128), (112, 1235745), (120, 1153362), (126, 1098440), (140, 988596), (144, 961135), (147, 941520), (168, 823830), (180, 768908), (196, 706140), (210, 659064), (240, 576681), (245, 564912), (252, 549220), (280, 494298), (294, 470760), (315, 439376), (336, 411915), (360, 384454), (392, 353070), (420, 329532), (441, 313840), (490, 282456), (504, 274610), (560, 247149), (588, 235380), (630, 219688), (720, 192227), (735, 188304), (784, 176535), (840, 164766), (882, 156920), (980, 141228), (1008, 137305), (1176, 117690), (1260, 109844), (1470, 94152), (1680, 82383), (1764, 78460), (1960, 70614), (2205, 62768), (2352, 58845), (2520, 54922), (2940, 47076), (3528, 39230), (3920, 35307), (3923, 35280), (4410, 31384), (5040, 27461), (5880, 23538), (7056, 19615), (7846, 17640), (8820, 15692), (11760, 11769)]