18978984192

素因数分解:

$2^8\times 3^1\times 7^2\times {\mathrm{271}}^1\times {\mathrm{1861}}^1$

素因数の和:2165

約数の個数: 216

約数和(自身を含む): 59007107712

約数和(自身を除く): 40028123520

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 128, 147, 168, 192, 196, 224, 256, 271, 294, 336, 384, 392, 448, 542, 588, 672, 768, 784, 813, 896, 1084, 1176, 1344, 1568, 1626, 1792, 1861, 1897, 2168, 2352, 2688, 3136, 3252, 3722, 3794, 4336, 4704, 5376, 5583, 5691, 6272, 6504, 7444, 7588, 8672, 9408, 11166, 11382, 12544, 13008, 13027, 13279, 14888, 15176, 17344, 18816, 22332, 22764, 26016, 26054, 26558, 29776, 30352, 34688, 37632, 39081, 39837, 44664, 45528, 52032, 52108, 53116, 59552, 60704, 69376, 78162, 79674, 89328, 91056, 91189, 104064, 104216, 106232, 119104, 121408, 156324, 159348, 178656, 182112, 182378, 208128, 208432, 212464, 238208, 242816, 273567, 312648, 318696, 357312, 364224, 364756, 416864, 424928, 476416, 485632, 504331, 547134, 625296, 637392, 714624, 728448, 729512, 833728, 849856, 1008662, 1094268, 1250592, 1274784, 1429248, 1456896, 1459024, 1512993, 1667456, 1699712, 2017324, 2188536, 2501184, 2549568, 2918048, 3025986, 3334912, 3399424, 3530317, 4034648, 4377072, 5002368, 5099136, 5836096, 6051972, 7060634, 8069296, 8754144, 10004736, 10198272, 10590951, 11672192, 12103944, 14121268, 16138592, 17508288, 21181902, 23344384, 24207888, 24712219, 28242536, 32277184, 35016576, 42363804, 48415776, 49424438, 56485072, 64554368, 70033152, 74136657, 84727608, 96831552, 98848876, 112970144, 129108736, 148273314, 169455216, 193663104, 197697752, 225940288, 296546628, 338910432, 387326208, 395395504, 451880576, 593093256, 677820864, 790791008, 903761152, 1186186512, 1355641728, 1581582016, 2372373024, 2711283456, 3163164032, 4744746048, 6326328064, 9489492096, 18978984192]

約数ペア:

[(1, 18978984192), (2, 9489492096), (3, 6326328064), (4, 4744746048), (6, 3163164032), (7, 2711283456), (8, 2372373024), (12, 1581582016), (14, 1355641728), (16, 1186186512), (21, 903761152), (24, 790791008), (28, 677820864), (32, 593093256), (42, 451880576), (48, 395395504), (49, 387326208), (56, 338910432), (64, 296546628), (84, 225940288), (96, 197697752), (98, 193663104), (112, 169455216), (128, 148273314), (147, 129108736), (168, 112970144), (192, 98848876), (196, 96831552), (224, 84727608), (256, 74136657), (271, 70033152), (294, 64554368), (336, 56485072), (384, 49424438), (392, 48415776), (448, 42363804), (542, 35016576), (588, 32277184), (672, 28242536), (768, 24712219), (784, 24207888), (813, 23344384), (896, 21181902), (1084, 17508288), (1176, 16138592), (1344, 14121268), (1568, 12103944), (1626, 11672192), (1792, 10590951), (1861, 10198272), (1897, 10004736), (2168, 8754144), (2352, 8069296), (2688, 7060634), (3136, 6051972), (3252, 5836096), (3722, 5099136), (3794, 5002368), (4336, 4377072), (4704, 4034648), (5376, 3530317), (5583, 3399424), (5691, 3334912), (6272, 3025986), (6504, 2918048), (7444, 2549568), (7588, 2501184), (8672, 2188536), (9408, 2017324), (11166, 1699712), (11382, 1667456), (12544, 1512993), (13008, 1459024), (13027, 1456896), (13279, 1429248), (14888, 1274784), (15176, 1250592), (17344, 1094268), (18816, 1008662), (22332, 849856), (22764, 833728), (26016, 729512), (26054, 728448), (26558, 714624), (29776, 637392), (30352, 625296), (34688, 547134), (37632, 504331), (39081, 485632), (39837, 476416), (44664, 424928), (45528, 416864), (52032, 364756), (52108, 364224), (53116, 357312), (59552, 318696), (60704, 312648), (69376, 273567), (78162, 242816), (79674, 238208), (89328, 212464), (91056, 208432), (91189, 208128), (104064, 182378), (104216, 182112), (106232, 178656), (119104, 159348), (121408, 156324)]