20320789788

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{8191}}^1$

素因数の和:8270

約数の個数: 240

約数和(自身を含む): 62170071040

約数和(自身を除く): 41849281252

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 27, 31, 36, 38, 39, 52, 54, 57, 62, 76, 78, 81, 93, 108, 114, 117, 124, 156, 162, 171, 186, 228, 234, 247, 279, 324, 342, 351, 372, 403, 468, 494, 513, 558, 589, 684, 702, 741, 806, 837, 988, 1026, 1053, 1116, 1178, 1209, 1404, 1482, 1539, 1612, 1674, 1767, 2052, 2106, 2223, 2356, 2418, 2511, 2964, 3078, 3348, 3534, 3627, 4212, 4446, 4836, 5022, 5301, 6156, 6669, 7068, 7254, 7657, 8191, 8892, 10044, 10602, 10881, 13338, 14508, 15314, 15903, 16382, 20007, 21204, 21762, 22971, 24573, 26676, 30628, 31806, 32643, 32764, 40014, 43524, 45942, 47709, 49146, 63612, 65286, 68913, 73719, 80028, 91884, 95418, 98292, 106483, 130572, 137826, 147438, 155629, 190836, 206739, 212966, 221157, 253921, 275652, 294876, 311258, 319449, 413478, 425932, 442314, 466887, 507842, 620217, 622516, 638898, 663471, 761763, 826956, 884628, 933774, 958347, 1015684, 1240434, 1277796, 1326942, 1400661, 1523526, 1867548, 1916694, 2023177, 2285289, 2480868, 2653884, 2801322, 2875041, 3047052, 3300973, 3833388, 4046354, 4201983, 4570578, 4824499, 5602644, 5750082, 6069531, 6601946, 6855867, 8092708, 8403966, 8625123, 9141156, 9648998, 9902919, 11500164, 12139062, 12605949, 13203892, 13711734, 14473497, 16807932, 17250246, 18208593, 19297996, 19805838, 20567601, 24278124, 25211898, 27423468, 28946994, 29708757, 34500492, 36417186, 39611676, 41135202, 43420491, 50423796, 54625779, 57893988, 59417514, 62718487, 72834372, 82270404, 86840982, 89126271, 109251558, 118835028, 125436974, 130261473, 163877337, 173681964, 178252542, 188155461, 218503116, 250873948, 260522946, 267378813, 327754674, 356505084, 376310922, 390784419, 521045892, 534757626, 564466383, 655509348, 752621844, 781568838, 1069515252, 1128932766, 1563137676, 1693399149, 2257865532, 3386798298, 5080197447, 6773596596, 10160394894, 20320789788]

約数ペア:

[(1, 20320789788), (2, 10160394894), (3, 6773596596), (4, 5080197447), (6, 3386798298), (9, 2257865532), (12, 1693399149), (13, 1563137676), (18, 1128932766), (19, 1069515252), (26, 781568838), (27, 752621844), (31, 655509348), (36, 564466383), (38, 534757626), (39, 521045892), (52, 390784419), (54, 376310922), (57, 356505084), (62, 327754674), (76, 267378813), (78, 260522946), (81, 250873948), (93, 218503116), (108, 188155461), (114, 178252542), (117, 173681964), (124, 163877337), (156, 130261473), (162, 125436974), (171, 118835028), (186, 109251558), (228, 89126271), (234, 86840982), (247, 82270404), (279, 72834372), (324, 62718487), (342, 59417514), (351, 57893988), (372, 54625779), (403, 50423796), (468, 43420491), (494, 41135202), (513, 39611676), (558, 36417186), (589, 34500492), (684, 29708757), (702, 28946994), (741, 27423468), (806, 25211898), (837, 24278124), (988, 20567601), (1026, 19805838), (1053, 19297996), (1116, 18208593), (1178, 17250246), (1209, 16807932), (1404, 14473497), (1482, 13711734), (1539, 13203892), (1612, 12605949), (1674, 12139062), (1767, 11500164), (2052, 9902919), (2106, 9648998), (2223, 9141156), (2356, 8625123), (2418, 8403966), (2511, 8092708), (2964, 6855867), (3078, 6601946), (3348, 6069531), (3534, 5750082), (3627, 5602644), (4212, 4824499), (4446, 4570578), (4836, 4201983), (5022, 4046354), (5301, 3833388), (6156, 3300973), (6669, 3047052), (7068, 2875041), (7254, 2801322), (7657, 2653884), (8191, 2480868), (8892, 2285289), (10044, 2023177), (10602, 1916694), (10881, 1867548), (13338, 1523526), (14508, 1400661), (15314, 1326942), (15903, 1277796), (16382, 1240434), (20007, 1015684), (21204, 958347), (21762, 933774), (22971, 884628), (24573, 826956), (26676, 761763), (30628, 663471), (31806, 638898), (32643, 622516), (32764, 620217), (40014, 507842), (43524, 466887), (45942, 442314), (47709, 425932), (49146, 413478), (63612, 319449), (65286, 311258), (68913, 294876), (73719, 275652), (80028, 253921), (91884, 221157), (95418, 212966), (98292, 206739), (106483, 190836), (130572, 155629), (137826, 147438)]