319623920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:184

約数の個数: 240

約数和(自身を含む): 961813440

約数和(自身を除く): 642189520

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, 89, 106, 110, 112, 121, 140, 154, 176, 178, 212, 220, 242, 265, 280, 308, 356, 371, 385, 424, 440, 445, 484, 530, 560, 583, 605, 616, 623, 712, 742, 770, 847, 848, 880, 890, 968, 979, 1060, 1166, 1210, 1232, 1246, 1424, 1484, 1540, 1694, 1780, 1855, 1936, 1958, 2120, 2332, 2420, 2492, 2915, 2968, 3080, 3115, 3388, 3560, 3710, 3916, 4081, 4235, 4240, 4664, 4717, 4840, 4895, 4984, 5830, 5936, 6160, 6230, 6413, 6776, 6853, 7120, 7420, 7832, 8162, 8470, 9328, 9434, 9680, 9790, 9968, 10769, 11660, 12460, 12826, 13552, 13706, 14840, 15664, 16324, 16940, 18868, 19580, 20405, 21538, 23320, 23585, 24920, 25652, 27412, 29680, 32065, 32648, 33019, 33880, 34265, 37736, 39160, 40810, 43076, 44891, 46640, 47170, 49840, 51304, 51887, 53845, 54824, 64130, 65296, 66038, 67760, 68530, 75383, 75472, 78320, 81620, 86152, 89782, 94340, 102608, 103774, 107690, 109648, 128260, 132076, 137060, 150766, 163240, 165095, 172304, 179564, 188680, 207548, 215380, 224455, 256520, 259435, 264152, 274120, 301532, 326480, 330190, 359128, 363209, 376915, 377360, 415096, 430760, 448910, 513040, 518870, 528304, 548240, 570757, 603064, 660380, 718256, 726418, 753830, 830192, 861520, 897820, 1037740, 1141514, 1206128, 1320760, 1452836, 1507660, 1795640, 1816045, 2075480, 2283028, 2641520, 2853785, 2905672, 3015320, 3591280, 3632090, 3995299, 4150960, 4566056, 5707570, 5811344, 6030640, 7264180, 7990598, 9132112, 11415140, 14528360, 15981196, 19976495, 22830280, 29056720, 31962392, 39952990, 45660560, 63924784, 79905980, 159811960, 319623920]

約数ペア:

[(1, 319623920), (2, 159811960), (4, 79905980), (5, 63924784), (7, 45660560), (8, 39952990), (10, 31962392), (11, 29056720), (14, 22830280), (16, 19976495), (20, 15981196), (22, 14528360), (28, 11415140), (35, 9132112), (40, 7990598), (44, 7264180), (53, 6030640), (55, 5811344), (56, 5707570), (70, 4566056), (77, 4150960), (80, 3995299), (88, 3632090), (89, 3591280), (106, 3015320), (110, 2905672), (112, 2853785), (121, 2641520), (140, 2283028), (154, 2075480), (176, 1816045), (178, 1795640), (212, 1507660), (220, 1452836), (242, 1320760), (265, 1206128), (280, 1141514), (308, 1037740), (356, 897820), (371, 861520), (385, 830192), (424, 753830), (440, 726418), (445, 718256), (484, 660380), (530, 603064), (560, 570757), (583, 548240), (605, 528304), (616, 518870), (623, 513040), (712, 448910), (742, 430760), (770, 415096), (847, 377360), (848, 376915), (880, 363209), (890, 359128), (968, 330190), (979, 326480), (1060, 301532), (1166, 274120), (1210, 264152), (1232, 259435), (1246, 256520), (1424, 224455), (1484, 215380), (1540, 207548), (1694, 188680), (1780, 179564), (1855, 172304), (1936, 165095), (1958, 163240), (2120, 150766), (2332, 137060), (2420, 132076), (2492, 128260), (2915, 109648), (2968, 107690), (3080, 103774), (3115, 102608), (3388, 94340), (3560, 89782), (3710, 86152), (3916, 81620), (4081, 78320), (4235, 75472), (4240, 75383), (4664, 68530), (4717, 67760), (4840, 66038), (4895, 65296), (4984, 64130), (5830, 54824), (5936, 53845), (6160, 51887), (6230, 51304), (6413, 49840), (6776, 47170), (6853, 46640), (7120, 44891), (7420, 43076), (7832, 40810), (8162, 39160), (8470, 37736), (9328, 34265), (9434, 33880), (9680, 33019), (9790, 32648), (9968, 32065), (10769, 29680), (11660, 27412), (12460, 25652), (12826, 24920), (13552, 23585), (13706, 23320), (14840, 21538), (15664, 20405), (16324, 19580), (16940, 18868)]