18980615520

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{141731}}^1$

素因数の和:141786

約数の個数: 192

約数和(自身を含む): 68575610880

約数和(自身を除く): 49594995360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 72, 80, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 180, 186, 216, 240, 248, 270, 279, 288, 310, 360, 372, 432, 465, 480, 496, 540, 558, 620, 720, 744, 837, 864, 930, 992, 1080, 1116, 1240, 1395, 1440, 1488, 1674, 1860, 2160, 2232, 2480, 2790, 2976, 3348, 3720, 4185, 4320, 4464, 4960, 5580, 6696, 7440, 8370, 8928, 11160, 13392, 14880, 16740, 22320, 26784, 33480, 44640, 66960, 133920, 141731, 283462, 425193, 566924, 708655, 850386, 1133848, 1275579, 1417310, 1700772, 2125965, 2267696, 2551158, 2834620, 3401544, 3826737, 4251930, 4393661, 4535392, 5102316, 5669240, 6377895, 6803088, 7653474, 8503860, 8787322, 10204632, 11338480, 12755790, 13180983, 13606176, 15306948, 17007720, 17574644, 19133685, 20409264, 21968305, 22676960, 25511580, 26361966, 30613896, 34015440, 35149288, 38267370, 39542949, 40818528, 43936610, 51023160, 52723932, 61227792, 65904915, 68030880, 70298576, 76534740, 79085898, 87873220, 102046320, 105447864, 118628847, 122455584, 131809830, 140597152, 153069480, 158171796, 175746440, 197714745, 204092640, 210895728, 237257694, 263619660, 306138960, 316343592, 351492880, 395429490, 421791456, 474515388, 527239320, 593144235, 612277920, 632687184, 702985760, 790858980, 949030776, 1054478640, 1186288470, 1265374368, 1581717960, 1898061552, 2108957280, 2372576940, 3163435920, 3796123104, 4745153880, 6326871840, 9490307760, 18980615520]

約数ペア:

[(1, 18980615520), (2, 9490307760), (3, 6326871840), (4, 4745153880), (5, 3796123104), (6, 3163435920), (8, 2372576940), (9, 2108957280), (10, 1898061552), (12, 1581717960), (15, 1265374368), (16, 1186288470), (18, 1054478640), (20, 949030776), (24, 790858980), (27, 702985760), (30, 632687184), (31, 612277920), (32, 593144235), (36, 527239320), (40, 474515388), (45, 421791456), (48, 395429490), (54, 351492880), (60, 316343592), (62, 306138960), (72, 263619660), (80, 237257694), (90, 210895728), (93, 204092640), (96, 197714745), (108, 175746440), (120, 158171796), (124, 153069480), (135, 140597152), (144, 131809830), (155, 122455584), (160, 118628847), (180, 105447864), (186, 102046320), (216, 87873220), (240, 79085898), (248, 76534740), (270, 70298576), (279, 68030880), (288, 65904915), (310, 61227792), (360, 52723932), (372, 51023160), (432, 43936610), (465, 40818528), (480, 39542949), (496, 38267370), (540, 35149288), (558, 34015440), (620, 30613896), (720, 26361966), (744, 25511580), (837, 22676960), (864, 21968305), (930, 20409264), (992, 19133685), (1080, 17574644), (1116, 17007720), (1240, 15306948), (1395, 13606176), (1440, 13180983), (1488, 12755790), (1674, 11338480), (1860, 10204632), (2160, 8787322), (2232, 8503860), (2480, 7653474), (2790, 6803088), (2976, 6377895), (3348, 5669240), (3720, 5102316), (4185, 4535392), (4320, 4393661), (4464, 4251930), (4960, 3826737), (5580, 3401544), (6696, 2834620), (7440, 2551158), (8370, 2267696), (8928, 2125965), (11160, 1700772), (13392, 1417310), (14880, 1275579), (16740, 1133848), (22320, 850386), (26784, 708655), (33480, 566924), (44640, 425193), (66960, 283462), (133920, 141731)]