20538091680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{8093}}^1$

素因数の和:8439

約数の個数: 192

約数和(自身を含む): 68729326848

約数和(自身を除く): 48191235168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 68, 80, 85, 96, 102, 120, 136, 160, 170, 204, 240, 255, 272, 311, 340, 408, 480, 510, 544, 622, 680, 816, 933, 1020, 1244, 1360, 1555, 1632, 1866, 2040, 2488, 2720, 3110, 3732, 4080, 4665, 4976, 5287, 6220, 7464, 8093, 8160, 9330, 9952, 10574, 12440, 14928, 15861, 16186, 18660, 21148, 24279, 24880, 26435, 29856, 31722, 32372, 37320, 40465, 42296, 48558, 49760, 52870, 63444, 64744, 74640, 79305, 80930, 84592, 97116, 105740, 121395, 126888, 129488, 137581, 149280, 158610, 161860, 169184, 194232, 211480, 242790, 253776, 258976, 275162, 317220, 323720, 388464, 412743, 422960, 485580, 507552, 550324, 634440, 647440, 687905, 776928, 825486, 845920, 971160, 1100648, 1268880, 1294880, 1375810, 1650972, 1942320, 2063715, 2201296, 2516923, 2537760, 2751620, 3301944, 3884640, 4127430, 4402592, 5033846, 5503240, 6603888, 7550769, 8254860, 10067692, 11006480, 12584615, 13207776, 15101538, 16509720, 20135384, 22012960, 25169230, 30203076, 33019440, 37753845, 40270768, 42787691, 50338460, 60406152, 66038880, 75507690, 80541536, 85575382, 100676920, 120812304, 128363073, 151015380, 171150764, 201353840, 213938455, 241624608, 256726146, 302030760, 342301528, 402707680, 427876910, 513452292, 604061520, 641815365, 684603056, 855753820, 1026904584, 1208123040, 1283630730, 1369206112, 1711507640, 2053809168, 2567261460, 3423015280, 4107618336, 5134522920, 6846030560, 10269045840, 20538091680]

約数ペア:

[(1, 20538091680), (2, 10269045840), (3, 6846030560), (4, 5134522920), (5, 4107618336), (6, 3423015280), (8, 2567261460), (10, 2053809168), (12, 1711507640), (15, 1369206112), (16, 1283630730), (17, 1208123040), (20, 1026904584), (24, 855753820), (30, 684603056), (32, 641815365), (34, 604061520), (40, 513452292), (48, 427876910), (51, 402707680), (60, 342301528), (68, 302030760), (80, 256726146), (85, 241624608), (96, 213938455), (102, 201353840), (120, 171150764), (136, 151015380), (160, 128363073), (170, 120812304), (204, 100676920), (240, 85575382), (255, 80541536), (272, 75507690), (311, 66038880), (340, 60406152), (408, 50338460), (480, 42787691), (510, 40270768), (544, 37753845), (622, 33019440), (680, 30203076), (816, 25169230), (933, 22012960), (1020, 20135384), (1244, 16509720), (1360, 15101538), (1555, 13207776), (1632, 12584615), (1866, 11006480), (2040, 10067692), (2488, 8254860), (2720, 7550769), (3110, 6603888), (3732, 5503240), (4080, 5033846), (4665, 4402592), (4976, 4127430), (5287, 3884640), (6220, 3301944), (7464, 2751620), (8093, 2537760), (8160, 2516923), (9330, 2201296), (9952, 2063715), (10574, 1942320), (12440, 1650972), (14928, 1375810), (15861, 1294880), (16186, 1268880), (18660, 1100648), (21148, 971160), (24279, 845920), (24880, 825486), (26435, 776928), (29856, 687905), (31722, 647440), (32372, 634440), (37320, 550324), (40465, 507552), (42296, 485580), (48558, 422960), (49760, 412743), (52870, 388464), (63444, 323720), (64744, 317220), (74640, 275162), (79305, 258976), (80930, 253776), (84592, 242790), (97116, 211480), (105740, 194232), (121395, 169184), (126888, 161860), (129488, 158610), (137581, 149280)]