77431680

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{4481}}^1$

素因数の和:4509

約数の個数: 128

約数和(自身を含む): 274298400

約数和(自身を除く): 196866720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 4481, 5760, 8640, 8962, 13443, 17280, 17924, 22405, 26886, 35848, 40329, 44810, 53772, 67215, 71696, 80658, 89620, 107544, 120987, 134430, 143392, 161316, 179240, 201645, 215088, 241974, 268860, 286784, 322632, 358480, 403290, 430176, 483948, 537720, 573568, 604935, 645264, 716960, 806580, 860352, 967896, 1075440, 1209870, 1290528, 1433920, 1613160, 1720704, 1935792, 2150880, 2419740, 2581056, 2867840, 3226320, 3871584, 4301760, 4839480, 5162112, 6452640, 7743168, 8603520, 9678960, 12905280, 15486336, 19357920, 25810560, 38715840, 77431680]

約数ペア:

[(1, 77431680), (2, 38715840), (3, 25810560), (4, 19357920), (5, 15486336), (6, 12905280), (8, 9678960), (9, 8603520), (10, 7743168), (12, 6452640), (15, 5162112), (16, 4839480), (18, 4301760), (20, 3871584), (24, 3226320), (27, 2867840), (30, 2581056), (32, 2419740), (36, 2150880), (40, 1935792), (45, 1720704), (48, 1613160), (54, 1433920), (60, 1290528), (64, 1209870), (72, 1075440), (80, 967896), (90, 860352), (96, 806580), (108, 716960), (120, 645264), (128, 604935), (135, 573568), (144, 537720), (160, 483948), (180, 430176), (192, 403290), (216, 358480), (240, 322632), (270, 286784), (288, 268860), (320, 241974), (360, 215088), (384, 201645), (432, 179240), (480, 161316), (540, 143392), (576, 134430), (640, 120987), (720, 107544), (864, 89620), (960, 80658), (1080, 71696), (1152, 67215), (1440, 53772), (1728, 44810), (1920, 40329), (2160, 35848), (2880, 26886), (3456, 22405), (4320, 17924), (4481, 17280), (5760, 13443), (8640, 8962)]