54887220

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1993}}^1$

素因数の和:2031

約数の個数: 120

約数和(自身を含む): 182403144

約数和(自身を除く): 127515924

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 81, 85, 90, 102, 108, 135, 153, 162, 170, 180, 204, 255, 270, 306, 324, 340, 405, 459, 510, 540, 612, 765, 810, 918, 1020, 1377, 1530, 1620, 1836, 1993, 2295, 2754, 3060, 3986, 4590, 5508, 5979, 6885, 7972, 9180, 9965, 11958, 13770, 17937, 19930, 23916, 27540, 29895, 33881, 35874, 39860, 53811, 59790, 67762, 71748, 89685, 101643, 107622, 119580, 135524, 161433, 169405, 179370, 203286, 215244, 269055, 304929, 322866, 338810, 358740, 406572, 508215, 538110, 609858, 645732, 677620, 807165, 914787, 1016430, 1076220, 1219716, 1524645, 1614330, 1829574, 2032860, 2744361, 3049290, 3228660, 3659148, 4573935, 5488722, 6098580, 9147870, 10977444, 13721805, 18295740, 27443610, 54887220]

約数ペア:

[(1, 54887220), (2, 27443610), (3, 18295740), (4, 13721805), (5, 10977444), (6, 9147870), (9, 6098580), (10, 5488722), (12, 4573935), (15, 3659148), (17, 3228660), (18, 3049290), (20, 2744361), (27, 2032860), (30, 1829574), (34, 1614330), (36, 1524645), (45, 1219716), (51, 1076220), (54, 1016430), (60, 914787), (68, 807165), (81, 677620), (85, 645732), (90, 609858), (102, 538110), (108, 508215), (135, 406572), (153, 358740), (162, 338810), (170, 322866), (180, 304929), (204, 269055), (255, 215244), (270, 203286), (306, 179370), (324, 169405), (340, 161433), (405, 135524), (459, 119580), (510, 107622), (540, 101643), (612, 89685), (765, 71748), (810, 67762), (918, 59790), (1020, 53811), (1377, 39860), (1530, 35874), (1620, 33881), (1836, 29895), (1993, 27540), (2295, 23916), (2754, 19930), (3060, 17937), (3986, 13770), (4590, 11958), (5508, 9965), (5979, 9180), (6885, 7972)]