21895002720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{9311}}^1$

素因数の和:9426

約数の個数: 288

約数和(自身を含む): 79071842304

約数和(自身を除く): 57176839584

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 69, 71, 72, 80, 90, 92, 96, 115, 120, 138, 142, 144, 160, 180, 184, 207, 213, 230, 240, 276, 284, 288, 345, 355, 360, 368, 414, 426, 460, 480, 552, 568, 639, 690, 710, 720, 736, 828, 852, 920, 1035, 1065, 1104, 1136, 1278, 1380, 1420, 1440, 1633, 1656, 1704, 1840, 2070, 2130, 2208, 2272, 2556, 2760, 2840, 3195, 3266, 3312, 3408, 3680, 4140, 4260, 4899, 5112, 5520, 5680, 6390, 6532, 6624, 6816, 8165, 8280, 8520, 9311, 9798, 10224, 11040, 11360, 12780, 13064, 14697, 16330, 16560, 17040, 18622, 19596, 20448, 24495, 25560, 26128, 27933, 29394, 32660, 33120, 34080, 37244, 39192, 46555, 48990, 51120, 52256, 55866, 58788, 65320, 73485, 74488, 78384, 83799, 93110, 97980, 102240, 111732, 117576, 130640, 139665, 146970, 148976, 156768, 167598, 186220, 195960, 214153, 223464, 235152, 261280, 279330, 293940, 297952, 335196, 372440, 391920, 418995, 428306, 446928, 470304, 558660, 587880, 642459, 661081, 670392, 744880, 783840, 837990, 856612, 893856, 1070765, 1117320, 1175760, 1284918, 1322162, 1340784, 1489760, 1675980, 1713224, 1927377, 1983243, 2141530, 2234640, 2351520, 2569836, 2644324, 2681568, 3212295, 3305405, 3351960, 3426448, 3854754, 3966486, 4283060, 4469280, 5139672, 5288648, 5949729, 6424590, 6610810, 6703920, 6852896, 7709508, 7932972, 8566120, 9636885, 9916215, 10279344, 10577296, 11899458, 12849180, 13221620, 13407840, 15204863, 15419016, 15865944, 17132240, 19273770, 19832430, 20558688, 21154592, 23798916, 25698360, 26443240, 29748645, 30409726, 30838032, 31731888, 34264480, 38547540, 39664860, 45614589, 47597832, 51396720, 52886480, 59497290, 60819452, 61676064, 63463776, 76024315, 77095080, 79329720, 91229178, 95195664, 102793440, 105772960, 118994580, 121638904, 136843767, 152048630, 154190160, 158659440, 182458356, 190391328, 228072945, 237989160, 243277808, 273687534, 304097260, 308380320, 317318880, 364916712, 456145890, 475978320, 486555616, 547375068, 608194520, 684218835, 729833424, 912291780, 951956640, 1094750136, 1216389040, 1368437670, 1459666848, 1824583560, 2189500272, 2432778080, 2736875340, 3649167120, 4379000544, 5473750680, 7298334240, 10947501360, 21895002720]

約数ペア:

[(1, 21895002720), (2, 10947501360), (3, 7298334240), (4, 5473750680), (5, 4379000544), (6, 3649167120), (8, 2736875340), (9, 2432778080), (10, 2189500272), (12, 1824583560), (15, 1459666848), (16, 1368437670), (18, 1216389040), (20, 1094750136), (23, 951956640), (24, 912291780), (30, 729833424), (32, 684218835), (36, 608194520), (40, 547375068), (45, 486555616), (46, 475978320), (48, 456145890), (60, 364916712), (69, 317318880), (71, 308380320), (72, 304097260), (80, 273687534), (90, 243277808), (92, 237989160), (96, 228072945), (115, 190391328), (120, 182458356), (138, 158659440), (142, 154190160), (144, 152048630), (160, 136843767), (180, 121638904), (184, 118994580), (207, 105772960), (213, 102793440), (230, 95195664), (240, 91229178), (276, 79329720), (284, 77095080), (288, 76024315), (345, 63463776), (355, 61676064), (360, 60819452), (368, 59497290), (414, 52886480), (426, 51396720), (460, 47597832), (480, 45614589), (552, 39664860), (568, 38547540), (639, 34264480), (690, 31731888), (710, 30838032), (720, 30409726), (736, 29748645), (828, 26443240), (852, 25698360), (920, 23798916), (1035, 21154592), (1065, 20558688), (1104, 19832430), (1136, 19273770), (1278, 17132240), (1380, 15865944), (1420, 15419016), (1440, 15204863), (1633, 13407840), (1656, 13221620), (1704, 12849180), (1840, 11899458), (2070, 10577296), (2130, 10279344), (2208, 9916215), (2272, 9636885), (2556, 8566120), (2760, 7932972), (2840, 7709508), (3195, 6852896), (3266, 6703920), (3312, 6610810), (3408, 6424590), (3680, 5949729), (4140, 5288648), (4260, 5139672), (4899, 4469280), (5112, 4283060), (5520, 3966486), (5680, 3854754), (6390, 3426448), (6532, 3351960), (6624, 3305405), (6816, 3212295), (8165, 2681568), (8280, 2644324), (8520, 2569836), (9311, 2351520), (9798, 2234640), (10224, 2141530), (11040, 1983243), (11360, 1927377), (12780, 1713224), (13064, 1675980), (14697, 1489760), (16330, 1340784), (16560, 1322162), (17040, 1284918), (18622, 1175760), (19596, 1117320), (20448, 1070765), (24495, 893856), (25560, 856612), (26128, 837990), (27933, 783840), (29394, 744880), (32660, 670392), (33120, 661081), (34080, 642459), (37244, 587880), (39192, 558660), (46555, 470304), (48990, 446928), (51120, 428306), (52256, 418995), (55866, 391920), (58788, 372440), (65320, 335196), (73485, 297952), (74488, 293940), (78384, 279330), (83799, 261280), (93110, 235152), (97980, 223464), (102240, 214153), (111732, 195960), (117576, 186220), (130640, 167598), (139665, 156768), (146970, 148976)]