18986781660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{8269}}^1$

素因数の和:8377

約数の個数: 288

約数和(自身を含む): 68423201280

約数和(自身を除く): 49436419620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 49, 55, 60, 66, 70, 71, 77, 84, 98, 105, 110, 132, 140, 142, 147, 154, 165, 196, 210, 213, 220, 231, 245, 284, 294, 308, 330, 355, 385, 420, 426, 462, 490, 497, 539, 588, 660, 710, 735, 770, 781, 852, 924, 980, 994, 1065, 1078, 1155, 1420, 1470, 1491, 1540, 1562, 1617, 1988, 2130, 2156, 2310, 2343, 2485, 2695, 2940, 2982, 3124, 3234, 3479, 3905, 4260, 4620, 4686, 4970, 5390, 5467, 5964, 6468, 6958, 7455, 7810, 8085, 8269, 9372, 9940, 10437, 10780, 10934, 11715, 13916, 14910, 15620, 16170, 16401, 16538, 17395, 20874, 21868, 23430, 24807, 27335, 29820, 32340, 32802, 33076, 34790, 38269, 41345, 41748, 46860, 49614, 52185, 54670, 57883, 65604, 69580, 76538, 82005, 82690, 90959, 99228, 104370, 109340, 114807, 115766, 124035, 153076, 164010, 165380, 173649, 181918, 191345, 208740, 229614, 231532, 248070, 272877, 289415, 328020, 347298, 363836, 382690, 405181, 454795, 459228, 496140, 545754, 574035, 578830, 587099, 636713, 694596, 765380, 810362, 868245, 909590, 1091508, 1148070, 1157660, 1174198, 1215543, 1273426, 1364385, 1620724, 1736490, 1761297, 1819180, 1910139, 2025905, 2296140, 2348396, 2431086, 2546852, 2728770, 2935495, 3183565, 3472980, 3522594, 3820278, 4051810, 4109693, 4456991, 4862172, 5457540, 5870990, 6077715, 6367130, 6458089, 7045188, 7640556, 8103620, 8219386, 8806485, 8913982, 9550695, 11741980, 12155430, 12329079, 12734260, 12916178, 13370973, 16438772, 17612970, 17827964, 19101390, 19374267, 20548465, 22284955, 24310860, 24658158, 25832356, 26741946, 28767851, 32290445, 35225940, 38202780, 38748534, 41096930, 44569910, 45206623, 49316316, 53483892, 57535702, 61645395, 64580890, 66854865, 77497068, 82193860, 86303553, 89139820, 90413246, 96871335, 115071404, 123290790, 129161780, 133709730, 135619869, 143839255, 172607106, 180826492, 193742670, 226033115, 246581580, 267419460, 271239738, 287678510, 316446361, 345214212, 387485340, 431517765, 452066230, 542479476, 575357020, 632892722, 678099345, 863035530, 904132460, 949339083, 1265785444, 1356198690, 1582231805, 1726071060, 1898678166, 2712397380, 3164463610, 3797356332, 4746695415, 6328927220, 9493390830, 18986781660]

約数ペア:

[(1, 18986781660), (2, 9493390830), (3, 6328927220), (4, 4746695415), (5, 3797356332), (6, 3164463610), (7, 2712397380), (10, 1898678166), (11, 1726071060), (12, 1582231805), (14, 1356198690), (15, 1265785444), (20, 949339083), (21, 904132460), (22, 863035530), (28, 678099345), (30, 632892722), (33, 575357020), (35, 542479476), (42, 452066230), (44, 431517765), (49, 387485340), (55, 345214212), (60, 316446361), (66, 287678510), (70, 271239738), (71, 267419460), (77, 246581580), (84, 226033115), (98, 193742670), (105, 180826492), (110, 172607106), (132, 143839255), (140, 135619869), (142, 133709730), (147, 129161780), (154, 123290790), (165, 115071404), (196, 96871335), (210, 90413246), (213, 89139820), (220, 86303553), (231, 82193860), (245, 77497068), (284, 66854865), (294, 64580890), (308, 61645395), (330, 57535702), (355, 53483892), (385, 49316316), (420, 45206623), (426, 44569910), (462, 41096930), (490, 38748534), (497, 38202780), (539, 35225940), (588, 32290445), (660, 28767851), (710, 26741946), (735, 25832356), (770, 24658158), (781, 24310860), (852, 22284955), (924, 20548465), (980, 19374267), (994, 19101390), (1065, 17827964), (1078, 17612970), (1155, 16438772), (1420, 13370973), (1470, 12916178), (1491, 12734260), (1540, 12329079), (1562, 12155430), (1617, 11741980), (1988, 9550695), (2130, 8913982), (2156, 8806485), (2310, 8219386), (2343, 8103620), (2485, 7640556), (2695, 7045188), (2940, 6458089), (2982, 6367130), (3124, 6077715), (3234, 5870990), (3479, 5457540), (3905, 4862172), (4260, 4456991), (4620, 4109693), (4686, 4051810), (4970, 3820278), (5390, 3522594), (5467, 3472980), (5964, 3183565), (6468, 2935495), (6958, 2728770), (7455, 2546852), (7810, 2431086), (8085, 2348396), (8269, 2296140), (9372, 2025905), (9940, 1910139), (10437, 1819180), (10780, 1761297), (10934, 1736490), (11715, 1620724), (13916, 1364385), (14910, 1273426), (15620, 1215543), (16170, 1174198), (16401, 1157660), (16538, 1148070), (17395, 1091508), (20874, 909590), (21868, 868245), (23430, 810362), (24807, 765380), (27335, 694596), (29820, 636713), (32340, 587099), (32802, 578830), (33076, 574035), (34790, 545754), (38269, 496140), (41345, 459228), (41748, 454795), (46860, 405181), (49614, 382690), (52185, 363836), (54670, 347298), (57883, 328020), (65604, 289415), (69580, 272877), (76538, 248070), (82005, 231532), (82690, 229614), (90959, 208740), (99228, 191345), (104370, 181918), (109340, 173649), (114807, 165380), (115766, 164010), (124035, 153076)]