391449520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:204

約数の個数: 240

約数和(自身を含む): 1175549760

約数和(自身を除く): 784100240

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 53, 55, 56, 70, 77, 80, 88, 106, 109, 110, 112, 121, 140, 154, 176, 212, 218, 220, 242, 265, 280, 308, 371, 385, 424, 436, 440, 484, 530, 545, 560, 583, 605, 616, 742, 763, 770, 847, 848, 872, 880, 968, 1060, 1090, 1166, 1199, 1210, 1232, 1484, 1526, 1540, 1694, 1744, 1855, 1936, 2120, 2180, 2332, 2398, 2420, 2915, 2968, 3052, 3080, 3388, 3710, 3815, 4081, 4235, 4240, 4360, 4664, 4796, 4840, 5777, 5830, 5936, 5995, 6104, 6160, 6413, 6776, 7420, 7630, 8162, 8393, 8470, 8720, 9328, 9592, 9680, 11554, 11660, 11990, 12208, 12826, 13189, 13552, 14840, 15260, 16324, 16786, 16940, 19184, 20405, 23108, 23320, 23980, 25652, 26378, 28885, 29680, 30520, 32065, 32648, 33572, 33880, 40439, 40810, 41965, 44891, 46216, 46640, 47960, 51304, 52756, 57770, 61040, 63547, 64130, 65296, 65945, 67144, 67760, 80878, 81620, 83930, 89782, 92323, 92432, 95920, 102608, 105512, 115540, 127094, 128260, 131890, 134288, 161756, 163240, 167860, 179564, 184646, 202195, 211024, 224455, 231080, 254188, 256520, 263780, 317735, 323512, 326480, 335720, 359128, 369292, 404390, 444829, 448910, 461615, 462160, 508376, 513040, 527560, 635470, 647024, 671440, 699017, 718256, 738584, 808780, 889658, 897820, 923230, 1016752, 1055120, 1270940, 1398034, 1477168, 1617560, 1779316, 1795640, 1846460, 2224145, 2541880, 2796068, 3235120, 3495085, 3558632, 3591280, 3692920, 4448290, 4893119, 5083760, 5592136, 6990170, 7117264, 7385840, 8896580, 9786238, 11184272, 13980340, 17793160, 19572476, 24465595, 27960680, 35586320, 39144952, 48931190, 55921360, 78289904, 97862380, 195724760, 391449520]

約数ペア:

[(1, 391449520), (2, 195724760), (4, 97862380), (5, 78289904), (7, 55921360), (8, 48931190), (10, 39144952), (11, 35586320), (14, 27960680), (16, 24465595), (20, 19572476), (22, 17793160), (28, 13980340), (35, 11184272), (40, 9786238), (44, 8896580), (53, 7385840), (55, 7117264), (56, 6990170), (70, 5592136), (77, 5083760), (80, 4893119), (88, 4448290), (106, 3692920), (109, 3591280), (110, 3558632), (112, 3495085), (121, 3235120), (140, 2796068), (154, 2541880), (176, 2224145), (212, 1846460), (218, 1795640), (220, 1779316), (242, 1617560), (265, 1477168), (280, 1398034), (308, 1270940), (371, 1055120), (385, 1016752), (424, 923230), (436, 897820), (440, 889658), (484, 808780), (530, 738584), (545, 718256), (560, 699017), (583, 671440), (605, 647024), (616, 635470), (742, 527560), (763, 513040), (770, 508376), (847, 462160), (848, 461615), (872, 448910), (880, 444829), (968, 404390), (1060, 369292), (1090, 359128), (1166, 335720), (1199, 326480), (1210, 323512), (1232, 317735), (1484, 263780), (1526, 256520), (1540, 254188), (1694, 231080), (1744, 224455), (1855, 211024), (1936, 202195), (2120, 184646), (2180, 179564), (2332, 167860), (2398, 163240), (2420, 161756), (2915, 134288), (2968, 131890), (3052, 128260), (3080, 127094), (3388, 115540), (3710, 105512), (3815, 102608), (4081, 95920), (4235, 92432), (4240, 92323), (4360, 89782), (4664, 83930), (4796, 81620), (4840, 80878), (5777, 67760), (5830, 67144), (5936, 65945), (5995, 65296), (6104, 64130), (6160, 63547), (6413, 61040), (6776, 57770), (7420, 52756), (7630, 51304), (8162, 47960), (8393, 46640), (8470, 46216), (8720, 44891), (9328, 41965), (9592, 40810), (9680, 40439), (11554, 33880), (11660, 33572), (11990, 32648), (12208, 32065), (12826, 30520), (13189, 29680), (13552, 28885), (14840, 26378), (15260, 25652), (16324, 23980), (16786, 23320), (16940, 23108), (19184, 20405)]