20235365280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{3011}}^1$

素因数の和:3404

約数の個数: 288

約数和(自身を含む): 74596878720

約数和(自身を除く): 54361513440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 359, 360, 390, 416, 468, 480, 520, 585, 624, 718, 720, 780, 936, 1040, 1077, 1170, 1248, 1436, 1440, 1560, 1795, 1872, 2080, 2154, 2340, 2872, 3011, 3120, 3231, 3590, 3744, 4308, 4667, 4680, 5385, 5744, 6022, 6240, 6462, 7180, 8616, 9033, 9334, 9360, 10770, 11488, 12044, 12924, 14001, 14360, 15055, 16155, 17232, 18066, 18668, 18720, 21540, 23335, 24088, 25848, 27099, 28002, 28720, 30110, 32310, 34464, 36132, 37336, 39143, 42003, 43080, 45165, 46670, 48176, 51696, 54198, 56004, 57440, 60220, 64620, 70005, 72264, 74672, 78286, 84006, 86160, 90330, 93340, 96352, 103392, 108396, 112008, 117429, 120440, 129240, 135495, 140010, 144528, 149344, 156572, 168012, 172320, 180660, 186680, 195715, 210015, 216792, 224016, 234858, 240880, 258480, 270990, 280020, 289056, 313144, 336024, 352287, 361320, 373360, 391430, 420030, 433584, 448032, 469716, 481760, 516960, 541980, 560040, 587145, 626288, 672048, 704574, 722640, 746720, 782860, 840060, 867168, 939432, 1080949, 1083960, 1120080, 1174290, 1252576, 1344096, 1409148, 1445280, 1565720, 1680120, 1761435, 1878864, 2161898, 2167920, 2240160, 2348580, 2818296, 3131440, 3242847, 3360240, 3522870, 3757728, 4323796, 4335840, 4697160, 5404745, 5636592, 6262880, 6485694, 6720480, 7045740, 8647592, 9394320, 9728541, 10809490, 11273184, 12971388, 14052337, 14091480, 16214235, 17295184, 18788640, 19457082, 21618980, 25942776, 28104674, 28182960, 32428470, 34590368, 38914164, 42157011, 43237960, 48642705, 51885552, 56209348, 56365920, 64856940, 70261685, 77828328, 84314022, 86475920, 97285410, 103771104, 112418696, 126471033, 129713880, 140523370, 155656656, 168628044, 172951840, 194570820, 210785055, 224837392, 252942066, 259427760, 281046740, 311313312, 337256088, 389141640, 421570110, 449674784, 505884132, 518855520, 562093480, 632355165, 674512176, 778283280, 843140220, 1011768264, 1124186960, 1264710330, 1349024352, 1556566560, 1686280440, 2023536528, 2248373920, 2529420660, 3372560880, 4047073056, 5058841320, 6745121760, 10117682640, 20235365280]

約数ペア:

[(1, 20235365280), (2, 10117682640), (3, 6745121760), (4, 5058841320), (5, 4047073056), (6, 3372560880), (8, 2529420660), (9, 2248373920), (10, 2023536528), (12, 1686280440), (13, 1556566560), (15, 1349024352), (16, 1264710330), (18, 1124186960), (20, 1011768264), (24, 843140220), (26, 778283280), (30, 674512176), (32, 632355165), (36, 562093480), (39, 518855520), (40, 505884132), (45, 449674784), (48, 421570110), (52, 389141640), (60, 337256088), (65, 311313312), (72, 281046740), (78, 259427760), (80, 252942066), (90, 224837392), (96, 210785055), (104, 194570820), (117, 172951840), (120, 168628044), (130, 155656656), (144, 140523370), (156, 129713880), (160, 126471033), (180, 112418696), (195, 103771104), (208, 97285410), (234, 86475920), (240, 84314022), (260, 77828328), (288, 70261685), (312, 64856940), (359, 56365920), (360, 56209348), (390, 51885552), (416, 48642705), (468, 43237960), (480, 42157011), (520, 38914164), (585, 34590368), (624, 32428470), (718, 28182960), (720, 28104674), (780, 25942776), (936, 21618980), (1040, 19457082), (1077, 18788640), (1170, 17295184), (1248, 16214235), (1436, 14091480), (1440, 14052337), (1560, 12971388), (1795, 11273184), (1872, 10809490), (2080, 9728541), (2154, 9394320), (2340, 8647592), (2872, 7045740), (3011, 6720480), (3120, 6485694), (3231, 6262880), (3590, 5636592), (3744, 5404745), (4308, 4697160), (4667, 4335840), (4680, 4323796), (5385, 3757728), (5744, 3522870), (6022, 3360240), (6240, 3242847), (6462, 3131440), (7180, 2818296), (8616, 2348580), (9033, 2240160), (9334, 2167920), (9360, 2161898), (10770, 1878864), (11488, 1761435), (12044, 1680120), (12924, 1565720), (14001, 1445280), (14360, 1409148), (15055, 1344096), (16155, 1252576), (17232, 1174290), (18066, 1120080), (18668, 1083960), (18720, 1080949), (21540, 939432), (23335, 867168), (24088, 840060), (25848, 782860), (27099, 746720), (28002, 722640), (28720, 704574), (30110, 672048), (32310, 626288), (34464, 587145), (36132, 560040), (37336, 541980), (39143, 516960), (42003, 481760), (43080, 469716), (45165, 448032), (46670, 433584), (48176, 420030), (51696, 391430), (54198, 373360), (56004, 361320), (57440, 352287), (60220, 336024), (64620, 313144), (70005, 289056), (72264, 280020), (74672, 270990), (78286, 258480), (84006, 240880), (86160, 234858), (90330, 224016), (93340, 216792), (96352, 210015), (103392, 195715), (108396, 186680), (112008, 180660), (117429, 172320), (120440, 168012), (129240, 156572), (135495, 149344), (140010, 144528)]