1408501120

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:233

約数の個数: 256

約数和(自身を含む): 3860398080

約数和(自身を除く): 2451896960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 43, 52, 62, 64, 65, 80, 86, 104, 124, 127, 128, 130, 155, 160, 172, 208, 215, 248, 254, 260, 310, 320, 344, 403, 416, 430, 496, 508, 520, 559, 620, 635, 640, 688, 806, 832, 860, 992, 1016, 1040, 1118, 1240, 1270, 1333, 1376, 1612, 1651, 1664, 1720, 1984, 2015, 2032, 2080, 2236, 2480, 2540, 2666, 2752, 2795, 3224, 3302, 3440, 3937, 3968, 4030, 4064, 4160, 4472, 4960, 5080, 5332, 5461, 5504, 5590, 6448, 6604, 6665, 6880, 7874, 8060, 8128, 8255, 8320, 8944, 9920, 10160, 10664, 10922, 11180, 12896, 13208, 13330, 13760, 15748, 16120, 16256, 16510, 17329, 17888, 19685, 19840, 20320, 21328, 21844, 22360, 25792, 26416, 26660, 27305, 27520, 31496, 32240, 33020, 34658, 35776, 39370, 40640, 42656, 43688, 44720, 51181, 51584, 52832, 53320, 54610, 62992, 64480, 66040, 69316, 70993, 71552, 78740, 81280, 85312, 86645, 87376, 89440, 102362, 105664, 106640, 109220, 125984, 128960, 132080, 138632, 141986, 157480, 169291, 170624, 173290, 174752, 178880, 204724, 211328, 213280, 218440, 251968, 255905, 257920, 264160, 277264, 283972, 314960, 338582, 346580, 349504, 354965, 357760, 409448, 426560, 436880, 503936, 511810, 528320, 554528, 567944, 629920, 677164, 693160, 699008, 709930, 818896, 846455, 853120, 873760, 1023620, 1056640, 1109056, 1135888, 1259840, 1354328, 1386320, 1419860, 1637792, 1692910, 1747520, 2047240, 2200783, 2218112, 2271776, 2519680, 2708656, 2772640, 2839720, 3275584, 3385820, 3495040, 4094480, 4401566, 4543552, 5417312, 5545280, 5679440, 6551168, 6771640, 8188960, 8803132, 9087104, 10834624, 11003915, 11090560, 11358880, 13543280, 16377920, 17606264, 21669248, 22007830, 22717760, 27086560, 32755840, 35212528, 44015660, 45435520, 54173120, 70425056, 88031320, 108346240, 140850112, 176062640, 281700224, 352125280, 704250560, 1408501120]

約数ペア:

[(1, 1408501120), (2, 704250560), (4, 352125280), (5, 281700224), (8, 176062640), (10, 140850112), (13, 108346240), (16, 88031320), (20, 70425056), (26, 54173120), (31, 45435520), (32, 44015660), (40, 35212528), (43, 32755840), (52, 27086560), (62, 22717760), (64, 22007830), (65, 21669248), (80, 17606264), (86, 16377920), (104, 13543280), (124, 11358880), (127, 11090560), (128, 11003915), (130, 10834624), (155, 9087104), (160, 8803132), (172, 8188960), (208, 6771640), (215, 6551168), (248, 5679440), (254, 5545280), (260, 5417312), (310, 4543552), (320, 4401566), (344, 4094480), (403, 3495040), (416, 3385820), (430, 3275584), (496, 2839720), (508, 2772640), (520, 2708656), (559, 2519680), (620, 2271776), (635, 2218112), (640, 2200783), (688, 2047240), (806, 1747520), (832, 1692910), (860, 1637792), (992, 1419860), (1016, 1386320), (1040, 1354328), (1118, 1259840), (1240, 1135888), (1270, 1109056), (1333, 1056640), (1376, 1023620), (1612, 873760), (1651, 853120), (1664, 846455), (1720, 818896), (1984, 709930), (2015, 699008), (2032, 693160), (2080, 677164), (2236, 629920), (2480, 567944), (2540, 554528), (2666, 528320), (2752, 511810), (2795, 503936), (3224, 436880), (3302, 426560), (3440, 409448), (3937, 357760), (3968, 354965), (4030, 349504), (4064, 346580), (4160, 338582), (4472, 314960), (4960, 283972), (5080, 277264), (5332, 264160), (5461, 257920), (5504, 255905), (5590, 251968), (6448, 218440), (6604, 213280), (6665, 211328), (6880, 204724), (7874, 178880), (8060, 174752), (8128, 173290), (8255, 170624), (8320, 169291), (8944, 157480), (9920, 141986), (10160, 138632), (10664, 132080), (10922, 128960), (11180, 125984), (12896, 109220), (13208, 106640), (13330, 105664), (13760, 102362), (15748, 89440), (16120, 87376), (16256, 86645), (16510, 85312), (17329, 81280), (17888, 78740), (19685, 71552), (19840, 70993), (20320, 69316), (21328, 66040), (21844, 64480), (22360, 62992), (25792, 54610), (26416, 53320), (26660, 52832), (27305, 51584), (27520, 51181), (31496, 44720), (32240, 43688), (33020, 42656), (34658, 40640), (35776, 39370)]