2685978880

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:233

約数の個数: 288

約数和(自身を含む): 7384301568

約数和(自身を除く): 4698322688

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 41, 52, 62, 64, 65, 80, 82, 104, 124, 127, 128, 130, 155, 160, 164, 205, 208, 248, 254, 256, 260, 310, 320, 328, 403, 410, 416, 496, 508, 520, 533, 620, 635, 640, 656, 806, 820, 832, 992, 1016, 1040, 1066, 1240, 1270, 1271, 1280, 1312, 1612, 1640, 1651, 1664, 1984, 2015, 2032, 2080, 2132, 2480, 2540, 2542, 2624, 2665, 3224, 3280, 3302, 3328, 3937, 3968, 4030, 4064, 4160, 4264, 4960, 5080, 5084, 5207, 5248, 5330, 6355, 6448, 6560, 6604, 7874, 7936, 8060, 8128, 8255, 8320, 8528, 9920, 10160, 10168, 10414, 10496, 10660, 12710, 12896, 13120, 13208, 15748, 16120, 16256, 16510, 16523, 16640, 17056, 19685, 19840, 20320, 20336, 20828, 21320, 25420, 25792, 26035, 26240, 26416, 31496, 32240, 32512, 33020, 33046, 34112, 39370, 39680, 40640, 40672, 41656, 42640, 50840, 51181, 51584, 52070, 52480, 52832, 62992, 64480, 66040, 66092, 67691, 68224, 78740, 81280, 81344, 82615, 83312, 85280, 101680, 102362, 103168, 104140, 105664, 125984, 128960, 132080, 132184, 135382, 136448, 157480, 161417, 162560, 162688, 165230, 166624, 170560, 203360, 204724, 208280, 211328, 251968, 255905, 257920, 264160, 264368, 270764, 314960, 322834, 325376, 330460, 333248, 338455, 341120, 406720, 409448, 416560, 422656, 503936, 511810, 515840, 528320, 528736, 541528, 629920, 645668, 660920, 666496, 676910, 682240, 807085, 813440, 818896, 833120, 1007872, 1023620, 1056640, 1057472, 1083056, 1259840, 1291336, 1321840, 1332992, 1353820, 1614170, 1626880, 1637792, 1666240, 2047240, 2098421, 2113280, 2114944, 2166112, 2519680, 2582672, 2643680, 2707640, 3228340, 3275584, 3332480, 4094480, 4196842, 4229888, 4332224, 5039360, 5165344, 5287360, 5415280, 6456680, 6551168, 6664960, 8188960, 8393684, 8664448, 10330688, 10492105, 10574720, 10830560, 12913360, 13102336, 16377920, 16787368, 17328896, 20661376, 20984210, 21149440, 21661120, 25826720, 32755840, 33574736, 41322752, 41968420, 43322240, 51653440, 65511680, 67149472, 83936840, 86644480, 103306880, 134298944, 167873680, 206613760, 268597888, 335747360, 537195776, 671494720, 1342989440, 2685978880]

約数ペア:

[(1, 2685978880), (2, 1342989440), (4, 671494720), (5, 537195776), (8, 335747360), (10, 268597888), (13, 206613760), (16, 167873680), (20, 134298944), (26, 103306880), (31, 86644480), (32, 83936840), (40, 67149472), (41, 65511680), (52, 51653440), (62, 43322240), (64, 41968420), (65, 41322752), (80, 33574736), (82, 32755840), (104, 25826720), (124, 21661120), (127, 21149440), (128, 20984210), (130, 20661376), (155, 17328896), (160, 16787368), (164, 16377920), (205, 13102336), (208, 12913360), (248, 10830560), (254, 10574720), (256, 10492105), (260, 10330688), (310, 8664448), (320, 8393684), (328, 8188960), (403, 6664960), (410, 6551168), (416, 6456680), (496, 5415280), (508, 5287360), (520, 5165344), (533, 5039360), (620, 4332224), (635, 4229888), (640, 4196842), (656, 4094480), (806, 3332480), (820, 3275584), (832, 3228340), (992, 2707640), (1016, 2643680), (1040, 2582672), (1066, 2519680), (1240, 2166112), (1270, 2114944), (1271, 2113280), (1280, 2098421), (1312, 2047240), (1612, 1666240), (1640, 1637792), (1651, 1626880), (1664, 1614170), (1984, 1353820), (2015, 1332992), (2032, 1321840), (2080, 1291336), (2132, 1259840), (2480, 1083056), (2540, 1057472), (2542, 1056640), (2624, 1023620), (2665, 1007872), (3224, 833120), (3280, 818896), (3302, 813440), (3328, 807085), (3937, 682240), (3968, 676910), (4030, 666496), (4064, 660920), (4160, 645668), (4264, 629920), (4960, 541528), (5080, 528736), (5084, 528320), (5207, 515840), (5248, 511810), (5330, 503936), (6355, 422656), (6448, 416560), (6560, 409448), (6604, 406720), (7874, 341120), (7936, 338455), (8060, 333248), (8128, 330460), (8255, 325376), (8320, 322834), (8528, 314960), (9920, 270764), (10160, 264368), (10168, 264160), (10414, 257920), (10496, 255905), (10660, 251968), (12710, 211328), (12896, 208280), (13120, 204724), (13208, 203360), (15748, 170560), (16120, 166624), (16256, 165230), (16510, 162688), (16523, 162560), (16640, 161417), (17056, 157480), (19685, 136448), (19840, 135382), (20320, 132184), (20336, 132080), (20828, 128960), (21320, 125984), (25420, 105664), (25792, 104140), (26035, 103168), (26240, 102362), (26416, 101680), (31496, 85280), (32240, 83312), (32512, 82615), (33020, 81344), (33046, 81280), (34112, 78740), (39370, 68224), (39680, 67691), (40640, 66092), (40672, 66040), (41656, 64480), (42640, 62992), (50840, 52832), (51181, 52480), (51584, 52070)]