20165289480

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{21569}}^1$

素因数の和:21653

約数の個数: 288

約数和(自身を含む): 77679178200

約数和(自身を除く): 57513888720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 53, 56, 60, 63, 70, 72, 84, 90, 98, 105, 106, 120, 126, 140, 147, 159, 168, 180, 196, 210, 212, 245, 252, 265, 280, 294, 315, 318, 360, 371, 392, 420, 424, 441, 477, 490, 504, 530, 588, 630, 636, 735, 742, 795, 840, 882, 954, 980, 1060, 1113, 1176, 1260, 1272, 1470, 1484, 1590, 1764, 1855, 1908, 1960, 2120, 2205, 2226, 2385, 2520, 2597, 2940, 2968, 3180, 3339, 3528, 3710, 3816, 4410, 4452, 4770, 5194, 5565, 5880, 6360, 6678, 7420, 7791, 8820, 8904, 9540, 10388, 11130, 12985, 13356, 14840, 15582, 16695, 17640, 19080, 20776, 21569, 22260, 23373, 25970, 26712, 31164, 33390, 38955, 43138, 44520, 46746, 51940, 62328, 64707, 66780, 77910, 86276, 93492, 103880, 107845, 116865, 129414, 133560, 150983, 155820, 172552, 186984, 194121, 215690, 233730, 258828, 301966, 311640, 323535, 388242, 431380, 452949, 467460, 517656, 603932, 647070, 754915, 776484, 862760, 905898, 934920, 970605, 1056881, 1143157, 1207864, 1294140, 1358847, 1509830, 1552968, 1811796, 1941210, 2113762, 2264745, 2286314, 2588280, 2717694, 3019660, 3170643, 3429471, 3623592, 3882420, 4227524, 4529490, 4572628, 5284405, 5435388, 5715785, 6039320, 6341286, 6794235, 6858942, 7764840, 8002099, 8455048, 9058980, 9145256, 9511929, 10288413, 10568810, 10870776, 11431570, 12682572, 13588470, 13717884, 15853215, 16004198, 17147355, 18117960, 19023858, 20576826, 21137620, 22863140, 24006297, 25365144, 27176940, 27435768, 31706430, 32008396, 34294710, 38047716, 40010495, 41153652, 42275240, 45726280, 47559645, 48012594, 51442065, 54353880, 56014693, 63412860, 64016792, 68589420, 72018891, 76095432, 80020990, 82307304, 95119290, 96025188, 102884130, 112029386, 120031485, 126825720, 137178840, 144037782, 160041980, 168044079, 190238580, 192050376, 205768260, 224058772, 240062970, 280073465, 288075564, 320083960, 336088158, 360094455, 380477160, 411536520, 448117544, 480125940, 504132237, 560146930, 576151128, 672176316, 720188910, 840220395, 960251880, 1008264474, 1120293860, 1344352632, 1440377820, 1680440790, 2016528948, 2240587720, 2520661185, 2880755640, 3360881580, 4033057896, 5041322370, 6721763160, 10082644740, 20165289480]

約数ペア:

[(1, 20165289480), (2, 10082644740), (3, 6721763160), (4, 5041322370), (5, 4033057896), (6, 3360881580), (7, 2880755640), (8, 2520661185), (9, 2240587720), (10, 2016528948), (12, 1680440790), (14, 1440377820), (15, 1344352632), (18, 1120293860), (20, 1008264474), (21, 960251880), (24, 840220395), (28, 720188910), (30, 672176316), (35, 576151128), (36, 560146930), (40, 504132237), (42, 480125940), (45, 448117544), (49, 411536520), (53, 380477160), (56, 360094455), (60, 336088158), (63, 320083960), (70, 288075564), (72, 280073465), (84, 240062970), (90, 224058772), (98, 205768260), (105, 192050376), (106, 190238580), (120, 168044079), (126, 160041980), (140, 144037782), (147, 137178840), (159, 126825720), (168, 120031485), (180, 112029386), (196, 102884130), (210, 96025188), (212, 95119290), (245, 82307304), (252, 80020990), (265, 76095432), (280, 72018891), (294, 68589420), (315, 64016792), (318, 63412860), (360, 56014693), (371, 54353880), (392, 51442065), (420, 48012594), (424, 47559645), (441, 45726280), (477, 42275240), (490, 41153652), (504, 40010495), (530, 38047716), (588, 34294710), (630, 32008396), (636, 31706430), (735, 27435768), (742, 27176940), (795, 25365144), (840, 24006297), (882, 22863140), (954, 21137620), (980, 20576826), (1060, 19023858), (1113, 18117960), (1176, 17147355), (1260, 16004198), (1272, 15853215), (1470, 13717884), (1484, 13588470), (1590, 12682572), (1764, 11431570), (1855, 10870776), (1908, 10568810), (1960, 10288413), (2120, 9511929), (2205, 9145256), (2226, 9058980), (2385, 8455048), (2520, 8002099), (2597, 7764840), (2940, 6858942), (2968, 6794235), (3180, 6341286), (3339, 6039320), (3528, 5715785), (3710, 5435388), (3816, 5284405), (4410, 4572628), (4452, 4529490), (4770, 4227524), (5194, 3882420), (5565, 3623592), (5880, 3429471), (6360, 3170643), (6678, 3019660), (7420, 2717694), (7791, 2588280), (8820, 2286314), (8904, 2264745), (9540, 2113762), (10388, 1941210), (11130, 1811796), (12985, 1552968), (13356, 1509830), (14840, 1358847), (15582, 1294140), (16695, 1207864), (17640, 1143157), (19080, 1056881), (20776, 970605), (21569, 934920), (22260, 905898), (23373, 862760), (25970, 776484), (26712, 754915), (31164, 647070), (33390, 603932), (38955, 517656), (43138, 467460), (44520, 452949), (46746, 431380), (51940, 388242), (62328, 323535), (64707, 311640), (66780, 301966), (77910, 258828), (86276, 233730), (93492, 215690), (103880, 194121), (107845, 186984), (116865, 172552), (129414, 155820), (133560, 150983)]