7872118520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{1487}}^1$

素因数の和:1622

約数の個数: 192

約数和(自身を含む): 21465233280

約数和(自身を除く): 13593114760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 49, 56, 70, 73, 74, 98, 140, 146, 148, 185, 196, 245, 259, 280, 292, 296, 365, 370, 392, 490, 511, 518, 584, 730, 740, 980, 1022, 1036, 1295, 1460, 1480, 1487, 1813, 1960, 2044, 2072, 2555, 2590, 2701, 2920, 2974, 3577, 3626, 4088, 5110, 5180, 5402, 5948, 7154, 7252, 7435, 9065, 10220, 10360, 10409, 10804, 11896, 13505, 14308, 14504, 14870, 17885, 18130, 18907, 20440, 20818, 21608, 27010, 28616, 29740, 35770, 36260, 37814, 41636, 52045, 54020, 55019, 59480, 71540, 72520, 72863, 75628, 83272, 94535, 104090, 108040, 108551, 110038, 132349, 143080, 145726, 151256, 189070, 208180, 217102, 220076, 264698, 275095, 291452, 364315, 378140, 385133, 416360, 434204, 440152, 529396, 542755, 550190, 582904, 661745, 728630, 756280, 759857, 770266, 868408, 1058792, 1085510, 1100380, 1323490, 1457260, 1519714, 1540532, 1925665, 2171020, 2200760, 2646980, 2695931, 2914520, 3039428, 3081064, 3799285, 3851330, 4016387, 4342040, 5293960, 5318999, 5391862, 6078856, 7598570, 7702660, 8032774, 10637998, 10783724, 13479655, 15197140, 15405320, 16065548, 20081935, 21275996, 21567448, 26594995, 26959310, 28114709, 30394280, 32131096, 40163870, 42551992, 53189990, 53918620, 56229418, 80327740, 106379980, 107837240, 112458836, 140573545, 160655480, 196802963, 212759960, 224917672, 281147090, 393605926, 562294180, 787211852, 984014815, 1124588360, 1574423704, 1968029630, 3936059260, 7872118520]

約数ペア:

[(1, 7872118520), (2, 3936059260), (4, 1968029630), (5, 1574423704), (7, 1124588360), (8, 984014815), (10, 787211852), (14, 562294180), (20, 393605926), (28, 281147090), (35, 224917672), (37, 212759960), (40, 196802963), (49, 160655480), (56, 140573545), (70, 112458836), (73, 107837240), (74, 106379980), (98, 80327740), (140, 56229418), (146, 53918620), (148, 53189990), (185, 42551992), (196, 40163870), (245, 32131096), (259, 30394280), (280, 28114709), (292, 26959310), (296, 26594995), (365, 21567448), (370, 21275996), (392, 20081935), (490, 16065548), (511, 15405320), (518, 15197140), (584, 13479655), (730, 10783724), (740, 10637998), (980, 8032774), (1022, 7702660), (1036, 7598570), (1295, 6078856), (1460, 5391862), (1480, 5318999), (1487, 5293960), (1813, 4342040), (1960, 4016387), (2044, 3851330), (2072, 3799285), (2555, 3081064), (2590, 3039428), (2701, 2914520), (2920, 2695931), (2974, 2646980), (3577, 2200760), (3626, 2171020), (4088, 1925665), (5110, 1540532), (5180, 1519714), (5402, 1457260), (5948, 1323490), (7154, 1100380), (7252, 1085510), (7435, 1058792), (9065, 868408), (10220, 770266), (10360, 759857), (10409, 756280), (10804, 728630), (11896, 661745), (13505, 582904), (14308, 550190), (14504, 542755), (14870, 529396), (17885, 440152), (18130, 434204), (18907, 416360), (20440, 385133), (20818, 378140), (21608, 364315), (27010, 291452), (28616, 275095), (29740, 264698), (35770, 220076), (36260, 217102), (37814, 208180), (41636, 189070), (52045, 151256), (54020, 145726), (55019, 143080), (59480, 132349), (71540, 110038), (72520, 108551), (72863, 108040), (75628, 104090), (83272, 94535)]