20180772900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{9839}}^1$

素因数の和:9955

約数の個数: 216

約数和(自身を含む): 65954528640

約数和(自身を除く): 45773755740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 43, 45, 50, 53, 60, 75, 86, 90, 100, 106, 129, 150, 159, 172, 180, 212, 215, 225, 258, 265, 300, 318, 387, 430, 450, 477, 516, 530, 636, 645, 774, 795, 860, 900, 954, 1060, 1075, 1290, 1325, 1548, 1590, 1908, 1935, 2150, 2279, 2385, 2580, 2650, 3180, 3225, 3870, 3975, 4300, 4558, 4770, 5300, 6450, 6837, 7740, 7950, 9116, 9540, 9675, 9839, 11395, 11925, 12900, 13674, 15900, 19350, 19678, 20511, 22790, 23850, 27348, 29517, 34185, 38700, 39356, 41022, 45580, 47700, 49195, 56975, 59034, 68370, 82044, 88551, 98390, 102555, 113950, 118068, 136740, 147585, 170925, 177102, 196780, 205110, 227900, 245975, 295170, 341850, 354204, 410220, 423077, 442755, 491950, 512775, 521467, 590340, 683700, 737925, 846154, 885510, 983900, 1025550, 1042934, 1269231, 1475850, 1564401, 1692308, 1771020, 2051100, 2085868, 2115385, 2213775, 2538462, 2607335, 2951700, 3128802, 3807693, 4230770, 4427550, 4693203, 5076924, 5214670, 6257604, 6346155, 7615386, 7822005, 8461540, 8855100, 9386406, 10429340, 10576925, 12692310, 13036675, 15230772, 15644010, 18772812, 19038465, 21153850, 22423081, 23466015, 25384620, 26073350, 31288020, 31730775, 38076930, 39110025, 42307700, 44846162, 46932030, 52146700, 63461550, 67269243, 76153860, 78220050, 89692324, 93864060, 95192325, 112115405, 117330075, 126923100, 134538486, 156440100, 190384650, 201807729, 224230810, 234660150, 269076972, 336346215, 380769300, 403615458, 448461620, 469320300, 560577025, 672692430, 807230916, 1009038645, 1121154050, 1345384860, 1681731075, 2018077290, 2242308100, 3363462150, 4036154580, 5045193225, 6726924300, 10090386450, 20180772900]

約数ペア:

[(1, 20180772900), (2, 10090386450), (3, 6726924300), (4, 5045193225), (5, 4036154580), (6, 3363462150), (9, 2242308100), (10, 2018077290), (12, 1681731075), (15, 1345384860), (18, 1121154050), (20, 1009038645), (25, 807230916), (30, 672692430), (36, 560577025), (43, 469320300), (45, 448461620), (50, 403615458), (53, 380769300), (60, 336346215), (75, 269076972), (86, 234660150), (90, 224230810), (100, 201807729), (106, 190384650), (129, 156440100), (150, 134538486), (159, 126923100), (172, 117330075), (180, 112115405), (212, 95192325), (215, 93864060), (225, 89692324), (258, 78220050), (265, 76153860), (300, 67269243), (318, 63461550), (387, 52146700), (430, 46932030), (450, 44846162), (477, 42307700), (516, 39110025), (530, 38076930), (636, 31730775), (645, 31288020), (774, 26073350), (795, 25384620), (860, 23466015), (900, 22423081), (954, 21153850), (1060, 19038465), (1075, 18772812), (1290, 15644010), (1325, 15230772), (1548, 13036675), (1590, 12692310), (1908, 10576925), (1935, 10429340), (2150, 9386406), (2279, 8855100), (2385, 8461540), (2580, 7822005), (2650, 7615386), (3180, 6346155), (3225, 6257604), (3870, 5214670), (3975, 5076924), (4300, 4693203), (4558, 4427550), (4770, 4230770), (5300, 3807693), (6450, 3128802), (6837, 2951700), (7740, 2607335), (7950, 2538462), (9116, 2213775), (9540, 2115385), (9675, 2085868), (9839, 2051100), (11395, 1771020), (11925, 1692308), (12900, 1564401), (13674, 1475850), (15900, 1269231), (19350, 1042934), (19678, 1025550), (20511, 983900), (22790, 885510), (23850, 846154), (27348, 737925), (29517, 683700), (34185, 590340), (38700, 521467), (39356, 512775), (41022, 491950), (45580, 442755), (47700, 423077), (49195, 410220), (56975, 354204), (59034, 341850), (68370, 295170), (82044, 245975), (88551, 227900), (98390, 205110), (102555, 196780), (113950, 177102), (118068, 170925), (136740, 147585)]