21991441920

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{3221}}^1$

素因数の和:3381

約数の個数: 320

約数和(自身を含む): 81005101056

約数和(自身を除く): 59013659136

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 127, 128, 140, 160, 168, 192, 210, 224, 240, 254, 256, 280, 320, 336, 381, 384, 420, 448, 480, 508, 512, 560, 635, 640, 672, 762, 768, 840, 889, 896, 960, 1016, 1120, 1270, 1280, 1344, 1524, 1536, 1680, 1778, 1792, 1905, 1920, 2032, 2240, 2540, 2560, 2667, 2688, 3048, 3221, 3360, 3556, 3584, 3810, 3840, 4064, 4445, 4480, 5080, 5334, 5376, 6096, 6442, 6720, 7112, 7620, 7680, 8128, 8890, 8960, 9663, 10160, 10668, 10752, 12192, 12884, 13335, 13440, 14224, 15240, 16105, 16256, 17780, 17920, 19326, 20320, 21336, 22547, 24384, 25768, 26670, 26880, 28448, 30480, 32210, 32512, 35560, 38652, 40640, 42672, 45094, 48315, 48768, 51536, 53340, 53760, 56896, 60960, 64420, 65024, 67641, 71120, 77304, 81280, 85344, 90188, 96630, 97536, 103072, 106680, 112735, 113792, 121920, 128840, 135282, 142240, 154608, 162560, 170688, 180376, 193260, 195072, 206144, 213360, 225470, 227584, 243840, 257680, 270564, 284480, 309216, 325120, 338205, 341376, 360752, 386520, 409067, 412288, 426720, 450940, 455168, 487680, 515360, 541128, 568960, 618432, 676410, 682752, 721504, 773040, 818134, 824576, 853440, 901880, 975360, 1030720, 1082256, 1137920, 1227201, 1236864, 1352820, 1365504, 1443008, 1546080, 1636268, 1649152, 1706880, 1803760, 2045335, 2061440, 2164512, 2275840, 2454402, 2473728, 2705640, 2863469, 2886016, 3092160, 3272536, 3413760, 3607520, 4090670, 4122880, 4329024, 4908804, 4947456, 5411280, 5726938, 5772032, 6136005, 6184320, 6545072, 6827520, 7215040, 8181340, 8245760, 8590407, 8658048, 9817608, 10822560, 11453876, 11544064, 12272010, 12368640, 13090144, 14317345, 14430080, 16362680, 17180814, 17316096, 19635216, 21645120, 22907752, 24544020, 24737280, 26180288, 28634690, 28860160, 32725360, 34361628, 34632192, 39270432, 42952035, 43290240, 45815504, 49088040, 52360576, 57269380, 57720320, 65450720, 68723256, 78540864, 85904070, 86580480, 91631008, 98176080, 104721152, 114538760, 130901440, 137446512, 157081728, 171808140, 173160960, 183262016, 196352160, 209442304, 229077520, 261802880, 274893024, 314163456, 343616280, 366524032, 392704320, 458155040, 523605760, 549786048, 628326912, 687232560, 733048064, 785408640, 916310080, 1047211520, 1099572096, 1374465120, 1466096128, 1570817280, 1832620160, 2199144192, 2748930240, 3141634560, 3665240320, 4398288384, 5497860480, 7330480640, 10995720960, 21991441920]

約数ペア:

[(1, 21991441920), (2, 10995720960), (3, 7330480640), (4, 5497860480), (5, 4398288384), (6, 3665240320), (7, 3141634560), (8, 2748930240), (10, 2199144192), (12, 1832620160), (14, 1570817280), (15, 1466096128), (16, 1374465120), (20, 1099572096), (21, 1047211520), (24, 916310080), (28, 785408640), (30, 733048064), (32, 687232560), (35, 628326912), (40, 549786048), (42, 523605760), (48, 458155040), (56, 392704320), (60, 366524032), (64, 343616280), (70, 314163456), (80, 274893024), (84, 261802880), (96, 229077520), (105, 209442304), (112, 196352160), (120, 183262016), (127, 173160960), (128, 171808140), (140, 157081728), (160, 137446512), (168, 130901440), (192, 114538760), (210, 104721152), (224, 98176080), (240, 91631008), (254, 86580480), (256, 85904070), (280, 78540864), (320, 68723256), (336, 65450720), (381, 57720320), (384, 57269380), (420, 52360576), (448, 49088040), (480, 45815504), (508, 43290240), (512, 42952035), (560, 39270432), (635, 34632192), (640, 34361628), (672, 32725360), (762, 28860160), (768, 28634690), (840, 26180288), (889, 24737280), (896, 24544020), (960, 22907752), (1016, 21645120), (1120, 19635216), (1270, 17316096), (1280, 17180814), (1344, 16362680), (1524, 14430080), (1536, 14317345), (1680, 13090144), (1778, 12368640), (1792, 12272010), (1905, 11544064), (1920, 11453876), (2032, 10822560), (2240, 9817608), (2540, 8658048), (2560, 8590407), (2667, 8245760), (2688, 8181340), (3048, 7215040), (3221, 6827520), (3360, 6545072), (3556, 6184320), (3584, 6136005), (3810, 5772032), (3840, 5726938), (4064, 5411280), (4445, 4947456), (4480, 4908804), (5080, 4329024), (5334, 4122880), (5376, 4090670), (6096, 3607520), (6442, 3413760), (6720, 3272536), (7112, 3092160), (7620, 2886016), (7680, 2863469), (8128, 2705640), (8890, 2473728), (8960, 2454402), (9663, 2275840), (10160, 2164512), (10668, 2061440), (10752, 2045335), (12192, 1803760), (12884, 1706880), (13335, 1649152), (13440, 1636268), (14224, 1546080), (15240, 1443008), (16105, 1365504), (16256, 1352820), (17780, 1236864), (17920, 1227201), (19326, 1137920), (20320, 1082256), (21336, 1030720), (22547, 975360), (24384, 901880), (25768, 853440), (26670, 824576), (26880, 818134), (28448, 773040), (30480, 721504), (32210, 682752), (32512, 676410), (35560, 618432), (38652, 568960), (40640, 541128), (42672, 515360), (45094, 487680), (48315, 455168), (48768, 450940), (51536, 426720), (53340, 412288), (53760, 409067), (56896, 386520), (60960, 360752), (64420, 341376), (65024, 338205), (67641, 325120), (71120, 309216), (77304, 284480), (81280, 270564), (85344, 257680), (90188, 243840), (96630, 227584), (97536, 225470), (103072, 213360), (106680, 206144), (112735, 195072), (113792, 193260), (121920, 180376), (128840, 170688), (135282, 162560), (142240, 154608)]