20437494480

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{55987}}^1$

素因数の和:56035

約数の個数: 240

約数和(自身を含む): 76228781760

約数和(自身を除く): 55791287280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 104, 108, 117, 120, 130, 135, 144, 156, 169, 180, 195, 208, 216, 234, 240, 260, 270, 312, 338, 351, 360, 390, 432, 468, 507, 520, 540, 585, 624, 676, 702, 720, 780, 845, 936, 1014, 1040, 1080, 1170, 1352, 1404, 1521, 1560, 1690, 1755, 1872, 2028, 2160, 2340, 2535, 2704, 2808, 3042, 3120, 3380, 3510, 4056, 4563, 4680, 5070, 5616, 6084, 6760, 7020, 7605, 8112, 9126, 9360, 10140, 12168, 13520, 14040, 15210, 18252, 20280, 22815, 24336, 28080, 30420, 36504, 40560, 45630, 55987, 60840, 73008, 91260, 111974, 121680, 167961, 182520, 223948, 279935, 335922, 365040, 447896, 503883, 559870, 671844, 727831, 839805, 895792, 1007766, 1119740, 1343688, 1455662, 1511649, 1679610, 2015532, 2183493, 2239480, 2519415, 2687376, 2911324, 3023298, 3359220, 3639155, 4031064, 4366986, 4478960, 5038830, 5822648, 6046596, 6550479, 6718440, 7278310, 7558245, 8062128, 8733972, 9461803, 10077660, 10917465, 11645296, 12093192, 13100958, 13436880, 14556620, 15116490, 17467944, 18923606, 19651437, 20155320, 21834930, 24186384, 26201916, 28385409, 29113240, 30232980, 32752395, 34935888, 37847212, 39302874, 40310640, 43669860, 47309015, 52403832, 56770818, 58226480, 60465960, 65504790, 75694424, 78605748, 85156227, 87339720, 94618030, 98257185, 104807664, 113541636, 120931920, 131009580, 141927045, 151388848, 157211496, 170312454, 174679440, 189236060, 196514370, 227083272, 255468681, 262019160, 283854090, 314422992, 340624908, 378472120, 393028740, 425781135, 454166544, 510937362, 524038320, 567708180, 681249816, 756944240, 786057480, 851562270, 1021874724, 1135416360, 1277343405, 1362499632, 1572114960, 1703124540, 2043749448, 2270832720, 2554686810, 3406249080, 4087498896, 5109373620, 6812498160, 10218747240, 20437494480]

約数ペア:

[(1, 20437494480), (2, 10218747240), (3, 6812498160), (4, 5109373620), (5, 4087498896), (6, 3406249080), (8, 2554686810), (9, 2270832720), (10, 2043749448), (12, 1703124540), (13, 1572114960), (15, 1362499632), (16, 1277343405), (18, 1135416360), (20, 1021874724), (24, 851562270), (26, 786057480), (27, 756944240), (30, 681249816), (36, 567708180), (39, 524038320), (40, 510937362), (45, 454166544), (48, 425781135), (52, 393028740), (54, 378472120), (60, 340624908), (65, 314422992), (72, 283854090), (78, 262019160), (80, 255468681), (90, 227083272), (104, 196514370), (108, 189236060), (117, 174679440), (120, 170312454), (130, 157211496), (135, 151388848), (144, 141927045), (156, 131009580), (169, 120931920), (180, 113541636), (195, 104807664), (208, 98257185), (216, 94618030), (234, 87339720), (240, 85156227), (260, 78605748), (270, 75694424), (312, 65504790), (338, 60465960), (351, 58226480), (360, 56770818), (390, 52403832), (432, 47309015), (468, 43669860), (507, 40310640), (520, 39302874), (540, 37847212), (585, 34935888), (624, 32752395), (676, 30232980), (702, 29113240), (720, 28385409), (780, 26201916), (845, 24186384), (936, 21834930), (1014, 20155320), (1040, 19651437), (1080, 18923606), (1170, 17467944), (1352, 15116490), (1404, 14556620), (1521, 13436880), (1560, 13100958), (1690, 12093192), (1755, 11645296), (1872, 10917465), (2028, 10077660), (2160, 9461803), (2340, 8733972), (2535, 8062128), (2704, 7558245), (2808, 7278310), (3042, 6718440), (3120, 6550479), (3380, 6046596), (3510, 5822648), (4056, 5038830), (4563, 4478960), (4680, 4366986), (5070, 4031064), (5616, 3639155), (6084, 3359220), (6760, 3023298), (7020, 2911324), (7605, 2687376), (8112, 2519415), (9126, 2239480), (9360, 2183493), (10140, 2015532), (12168, 1679610), (13520, 1511649), (14040, 1455662), (15210, 1343688), (18252, 1119740), (20280, 1007766), (22815, 895792), (24336, 839805), (28080, 727831), (30420, 671844), (36504, 559870), (40560, 503883), (45630, 447896), (55987, 365040), (60840, 335922), (73008, 279935), (91260, 223948), (111974, 182520), (121680, 167961)]