2055209940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{5419}}^1$

素因数の和:5491

約数の個数: 216

約数和(自身を含む): 7421974560

約数和(自身を除く): 5366764620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 43, 45, 49, 60, 63, 70, 84, 86, 90, 98, 105, 126, 129, 140, 147, 172, 180, 196, 210, 215, 245, 252, 258, 294, 301, 315, 387, 420, 430, 441, 490, 516, 588, 602, 630, 645, 735, 774, 860, 882, 903, 980, 1204, 1260, 1290, 1470, 1505, 1548, 1764, 1806, 1935, 2107, 2205, 2580, 2709, 2940, 3010, 3612, 3870, 4214, 4410, 4515, 5418, 5419, 6020, 6321, 7740, 8428, 8820, 9030, 10535, 10836, 10838, 12642, 13545, 16257, 18060, 18963, 21070, 21676, 25284, 27090, 27095, 31605, 32514, 37926, 37933, 42140, 48771, 54180, 54190, 63210, 65028, 75852, 75866, 81285, 94815, 97542, 108380, 113799, 126420, 151732, 162570, 189630, 189665, 195084, 227598, 233017, 243855, 265531, 325140, 341397, 379260, 379330, 455196, 466034, 487710, 531062, 568995, 682794, 699051, 758660, 796593, 932068, 975420, 1062124, 1137990, 1165085, 1327655, 1365588, 1398102, 1593186, 1631119, 1706985, 2097153, 2275980, 2330170, 2389779, 2655310, 2796204, 3186372, 3262238, 3413970, 3495255, 3982965, 4194306, 4660340, 4779558, 4893357, 5310620, 6524476, 6827940, 6990510, 7965930, 8155595, 8388612, 9559116, 9786714, 10485765, 11417833, 11948895, 13981020, 14680071, 15931860, 16311190, 19573428, 20971530, 22835666, 23897790, 24466785, 29360142, 32622380, 34253499, 41943060, 45671332, 47795580, 48933570, 57089165, 58720284, 68506998, 73400355, 97867140, 102760497, 114178330, 137013996, 146800710, 171267495, 205520994, 228356660, 293601420, 342534990, 411041988, 513802485, 685069980, 1027604970, 2055209940]

約数ペア:

[(1, 2055209940), (2, 1027604970), (3, 685069980), (4, 513802485), (5, 411041988), (6, 342534990), (7, 293601420), (9, 228356660), (10, 205520994), (12, 171267495), (14, 146800710), (15, 137013996), (18, 114178330), (20, 102760497), (21, 97867140), (28, 73400355), (30, 68506998), (35, 58720284), (36, 57089165), (42, 48933570), (43, 47795580), (45, 45671332), (49, 41943060), (60, 34253499), (63, 32622380), (70, 29360142), (84, 24466785), (86, 23897790), (90, 22835666), (98, 20971530), (105, 19573428), (126, 16311190), (129, 15931860), (140, 14680071), (147, 13981020), (172, 11948895), (180, 11417833), (196, 10485765), (210, 9786714), (215, 9559116), (245, 8388612), (252, 8155595), (258, 7965930), (294, 6990510), (301, 6827940), (315, 6524476), (387, 5310620), (420, 4893357), (430, 4779558), (441, 4660340), (490, 4194306), (516, 3982965), (588, 3495255), (602, 3413970), (630, 3262238), (645, 3186372), (735, 2796204), (774, 2655310), (860, 2389779), (882, 2330170), (903, 2275980), (980, 2097153), (1204, 1706985), (1260, 1631119), (1290, 1593186), (1470, 1398102), (1505, 1365588), (1548, 1327655), (1764, 1165085), (1806, 1137990), (1935, 1062124), (2107, 975420), (2205, 932068), (2580, 796593), (2709, 758660), (2940, 699051), (3010, 682794), (3612, 568995), (3870, 531062), (4214, 487710), (4410, 466034), (4515, 455196), (5418, 379330), (5419, 379260), (6020, 341397), (6321, 325140), (7740, 265531), (8428, 243855), (8820, 233017), (9030, 227598), (10535, 195084), (10836, 189665), (10838, 189630), (12642, 162570), (13545, 151732), (16257, 126420), (18060, 113799), (18963, 108380), (21070, 97542), (21676, 94815), (25284, 81285), (27090, 75866), (27095, 75852), (31605, 65028), (32514, 63210), (37926, 54190), (37933, 54180), (42140, 48771)]