1389050880

素因数分解:

$2^{10}\times 3^1\times 5^1\times 7^1\times {\mathrm{12919}}^1$

素因数の和:12954

約数の個数: 176

約数和(自身を含む): 5077870080

約数和(自身を除く): 3688819200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 672, 768, 840, 896, 960, 1024, 1120, 1280, 1344, 1536, 1680, 1792, 1920, 2240, 2560, 2688, 3072, 3360, 3584, 3840, 4480, 5120, 5376, 6720, 7168, 7680, 8960, 10752, 12919, 13440, 15360, 17920, 21504, 25838, 26880, 35840, 38757, 51676, 53760, 64595, 77514, 90433, 103352, 107520, 129190, 155028, 180866, 193785, 206704, 258380, 271299, 310056, 361732, 387570, 413408, 452165, 516760, 542598, 620112, 723464, 775140, 826816, 904330, 1033520, 1085196, 1240224, 1356495, 1446928, 1550280, 1653632, 1808660, 2067040, 2170392, 2480448, 2712990, 2893856, 3100560, 3307264, 3617320, 4134080, 4340784, 4960896, 5425980, 5787712, 6201120, 6614528, 7234640, 8268160, 8681568, 9921792, 10851960, 11575424, 12402240, 13229056, 14469280, 16536320, 17363136, 19843584, 21703920, 23150848, 24804480, 28938560, 33072640, 34726272, 39687168, 43407840, 46301696, 49608960, 57877120, 66145280, 69452544, 86815680, 92603392, 99217920, 115754240, 138905088, 173631360, 198435840, 231508480, 277810176, 347262720, 463016960, 694525440, 1389050880]

約数ペア:

[(1, 1389050880), (2, 694525440), (3, 463016960), (4, 347262720), (5, 277810176), (6, 231508480), (7, 198435840), (8, 173631360), (10, 138905088), (12, 115754240), (14, 99217920), (15, 92603392), (16, 86815680), (20, 69452544), (21, 66145280), (24, 57877120), (28, 49608960), (30, 46301696), (32, 43407840), (35, 39687168), (40, 34726272), (42, 33072640), (48, 28938560), (56, 24804480), (60, 23150848), (64, 21703920), (70, 19843584), (80, 17363136), (84, 16536320), (96, 14469280), (105, 13229056), (112, 12402240), (120, 11575424), (128, 10851960), (140, 9921792), (160, 8681568), (168, 8268160), (192, 7234640), (210, 6614528), (224, 6201120), (240, 5787712), (256, 5425980), (280, 4960896), (320, 4340784), (336, 4134080), (384, 3617320), (420, 3307264), (448, 3100560), (480, 2893856), (512, 2712990), (560, 2480448), (640, 2170392), (672, 2067040), (768, 1808660), (840, 1653632), (896, 1550280), (960, 1446928), (1024, 1356495), (1120, 1240224), (1280, 1085196), (1344, 1033520), (1536, 904330), (1680, 826816), (1792, 775140), (1920, 723464), (2240, 620112), (2560, 542598), (2688, 516760), (3072, 452165), (3360, 413408), (3584, 387570), (3840, 361732), (4480, 310056), (5120, 271299), (5376, 258380), (6720, 206704), (7168, 193785), (7680, 180866), (8960, 155028), (10752, 129190), (12919, 107520), (13440, 103352), (15360, 90433), (17920, 77514), (21504, 64595), (25838, 53760), (26880, 51676), (35840, 38757)]