77918940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:137

約数の個数: 288

約数和(自身を含む): 283046400

約数和(自身を除く): 205127460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 23, 29, 30, 33, 36, 44, 45, 46, 55, 58, 59, 60, 66, 69, 87, 90, 92, 99, 110, 115, 116, 118, 132, 138, 145, 165, 174, 177, 180, 198, 207, 220, 230, 236, 253, 261, 276, 290, 295, 319, 330, 345, 348, 354, 396, 414, 435, 460, 495, 506, 522, 531, 580, 590, 638, 649, 660, 667, 690, 708, 759, 828, 870, 885, 957, 990, 1012, 1035, 1044, 1062, 1180, 1265, 1276, 1298, 1305, 1334, 1357, 1380, 1518, 1595, 1711, 1740, 1770, 1914, 1947, 1980, 2001, 2070, 2124, 2277, 2530, 2596, 2610, 2655, 2668, 2714, 2871, 3036, 3190, 3245, 3335, 3422, 3540, 3795, 3828, 3894, 4002, 4071, 4140, 4554, 4785, 5060, 5133, 5220, 5310, 5428, 5742, 5841, 6003, 6380, 6490, 6670, 6785, 6844, 7337, 7590, 7788, 8004, 8142, 8555, 9108, 9570, 9735, 10005, 10266, 10620, 11385, 11484, 11682, 12006, 12213, 12980, 13340, 13570, 14355, 14674, 14927, 15180, 15399, 16284, 17110, 18821, 19140, 19470, 20010, 20355, 20532, 22011, 22770, 23364, 24012, 24426, 25665, 27140, 28710, 29205, 29348, 29854, 30015, 30798, 34220, 36685, 37642, 38940, 39353, 40020, 40710, 44022, 44781, 45540, 48852, 51330, 56463, 57420, 58410, 59708, 60030, 61065, 61596, 66033, 73370, 74635, 75284, 76995, 78706, 81420, 88044, 89562, 94105, 102660, 110055, 112926, 116820, 118059, 120060, 122130, 132066, 134343, 146740, 149270, 153990, 157412, 169389, 179124, 188210, 196765, 220110, 223905, 225852, 236118, 244260, 264132, 268686, 282315, 298540, 307980, 330165, 338778, 354177, 376420, 393530, 432883, 440220, 447810, 472236, 537372, 564630, 590295, 660330, 671715, 677556, 708354, 787060, 846945, 865766, 895620, 1129260, 1180590, 1298649, 1320660, 1343430, 1416708, 1693890, 1731532, 1770885, 2164415, 2361180, 2597298, 2686860, 3387780, 3541770, 3895947, 4328830, 5194596, 6493245, 7083540, 7791894, 8657660, 12986490, 15583788, 19479735, 25972980, 38959470, 77918940]

約数ペア:

[(1, 77918940), (2, 38959470), (3, 25972980), (4, 19479735), (5, 15583788), (6, 12986490), (9, 8657660), (10, 7791894), (11, 7083540), (12, 6493245), (15, 5194596), (18, 4328830), (20, 3895947), (22, 3541770), (23, 3387780), (29, 2686860), (30, 2597298), (33, 2361180), (36, 2164415), (44, 1770885), (45, 1731532), (46, 1693890), (55, 1416708), (58, 1343430), (59, 1320660), (60, 1298649), (66, 1180590), (69, 1129260), (87, 895620), (90, 865766), (92, 846945), (99, 787060), (110, 708354), (115, 677556), (116, 671715), (118, 660330), (132, 590295), (138, 564630), (145, 537372), (165, 472236), (174, 447810), (177, 440220), (180, 432883), (198, 393530), (207, 376420), (220, 354177), (230, 338778), (236, 330165), (253, 307980), (261, 298540), (276, 282315), (290, 268686), (295, 264132), (319, 244260), (330, 236118), (345, 225852), (348, 223905), (354, 220110), (396, 196765), (414, 188210), (435, 179124), (460, 169389), (495, 157412), (506, 153990), (522, 149270), (531, 146740), (580, 134343), (590, 132066), (638, 122130), (649, 120060), (660, 118059), (667, 116820), (690, 112926), (708, 110055), (759, 102660), (828, 94105), (870, 89562), (885, 88044), (957, 81420), (990, 78706), (1012, 76995), (1035, 75284), (1044, 74635), (1062, 73370), (1180, 66033), (1265, 61596), (1276, 61065), (1298, 60030), (1305, 59708), (1334, 58410), (1357, 57420), (1380, 56463), (1518, 51330), (1595, 48852), (1711, 45540), (1740, 44781), (1770, 44022), (1914, 40710), (1947, 40020), (1980, 39353), (2001, 38940), (2070, 37642), (2124, 36685), (2277, 34220), (2530, 30798), (2596, 30015), (2610, 29854), (2655, 29348), (2668, 29205), (2714, 28710), (2871, 27140), (3036, 25665), (3190, 24426), (3245, 24012), (3335, 23364), (3422, 22770), (3540, 22011), (3795, 20532), (3828, 20355), (3894, 20010), (4002, 19470), (4071, 19140), (4140, 18821), (4554, 17110), (4785, 16284), (5060, 15399), (5133, 15180), (5220, 14927), (5310, 14674), (5428, 14355), (5742, 13570), (5841, 13340), (6003, 12980), (6380, 12213), (6490, 12006), (6670, 11682), (6785, 11484), (6844, 11385), (7337, 10620), (7590, 10266), (7788, 10005), (8004, 9735), (8142, 9570), (8555, 9108)]