164802820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:210

約数の個数: 192

約数和(自身を含む): 462422016

約数和(自身を除く): 297619196

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 23, 26, 28, 31, 35, 46, 52, 62, 65, 70, 91, 92, 115, 124, 127, 130, 140, 155, 161, 182, 217, 230, 254, 260, 299, 310, 322, 364, 403, 434, 455, 460, 508, 598, 620, 635, 644, 713, 805, 806, 868, 889, 910, 1085, 1196, 1270, 1426, 1495, 1610, 1612, 1651, 1778, 1820, 2015, 2093, 2170, 2540, 2821, 2852, 2921, 2990, 3220, 3302, 3556, 3565, 3937, 4030, 4186, 4340, 4445, 4991, 5642, 5842, 5980, 6604, 7130, 7874, 8060, 8255, 8372, 8890, 9269, 9982, 10465, 11284, 11557, 11684, 14105, 14260, 14605, 15748, 16510, 17780, 18538, 19685, 19964, 20447, 20930, 23114, 24955, 27559, 28210, 29210, 33020, 37076, 37973, 39370, 40894, 41860, 46228, 46345, 49910, 51181, 55118, 56420, 57785, 58420, 64883, 75946, 78740, 81788, 90551, 92690, 99820, 102235, 102362, 110236, 115570, 129766, 137795, 151892, 181102, 185380, 189865, 204470, 204724, 231140, 255905, 259532, 265811, 275590, 324415, 358267, 362204, 379730, 408940, 452755, 511810, 531622, 551180, 633857, 648830, 716534, 759460, 905510, 1023620, 1063244, 1177163, 1267714, 1297660, 1329055, 1433068, 1791335, 1811020, 2354326, 2535428, 2658110, 3169285, 3582670, 4708652, 5316220, 5885815, 6338570, 7165340, 8240141, 11771630, 12677140, 16480282, 23543260, 32960564, 41200705, 82401410, 164802820]

約数ペア:

[(1, 164802820), (2, 82401410), (4, 41200705), (5, 32960564), (7, 23543260), (10, 16480282), (13, 12677140), (14, 11771630), (20, 8240141), (23, 7165340), (26, 6338570), (28, 5885815), (31, 5316220), (35, 4708652), (46, 3582670), (52, 3169285), (62, 2658110), (65, 2535428), (70, 2354326), (91, 1811020), (92, 1791335), (115, 1433068), (124, 1329055), (127, 1297660), (130, 1267714), (140, 1177163), (155, 1063244), (161, 1023620), (182, 905510), (217, 759460), (230, 716534), (254, 648830), (260, 633857), (299, 551180), (310, 531622), (322, 511810), (364, 452755), (403, 408940), (434, 379730), (455, 362204), (460, 358267), (508, 324415), (598, 275590), (620, 265811), (635, 259532), (644, 255905), (713, 231140), (805, 204724), (806, 204470), (868, 189865), (889, 185380), (910, 181102), (1085, 151892), (1196, 137795), (1270, 129766), (1426, 115570), (1495, 110236), (1610, 102362), (1612, 102235), (1651, 99820), (1778, 92690), (1820, 90551), (2015, 81788), (2093, 78740), (2170, 75946), (2540, 64883), (2821, 58420), (2852, 57785), (2921, 56420), (2990, 55118), (3220, 51181), (3302, 49910), (3556, 46345), (3565, 46228), (3937, 41860), (4030, 40894), (4186, 39370), (4340, 37973), (4445, 37076), (4991, 33020), (5642, 29210), (5842, 28210), (5980, 27559), (6604, 24955), (7130, 23114), (7874, 20930), (8060, 20447), (8255, 19964), (8372, 19685), (8890, 18538), (9269, 17780), (9982, 16510), (10465, 15748), (11284, 14605), (11557, 14260), (11684, 14105)]