291240069040

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1\times {\mathrm{307}}^1\times {\mathrm{857}}^1$

素因数の和:1415

約数の個数: 160

約数和(自身を含む): 691879091904

約数和(自身を除く): 400639022864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 137, 202, 274, 307, 404, 505, 548, 614, 685, 808, 857, 1010, 1096, 1228, 1370, 1535, 1616, 1714, 2020, 2192, 2456, 2740, 3070, 3428, 4040, 4285, 4912, 5480, 6140, 6856, 8080, 8570, 10960, 12280, 13712, 13837, 17140, 24560, 27674, 31007, 34280, 42059, 55348, 62014, 68560, 69185, 84118, 86557, 110696, 117409, 124028, 138370, 155035, 168236, 173114, 210295, 221392, 234818, 248056, 263099, 276740, 310070, 336472, 346228, 420590, 432785, 469636, 496112, 526198, 553480, 587045, 620140, 672944, 692456, 841180, 865570, 939272, 1052396, 1106960, 1174090, 1240280, 1315495, 1384912, 1682360, 1731140, 1878544, 2104792, 2348180, 2480560, 2630990, 3364720, 3462280, 4209584, 4247959, 4696360, 5261980, 6924560, 8495918, 9392720, 10523960, 11858309, 16991836, 21047920, 21239795, 23716618, 26572999, 33983672, 36044563, 42479590, 47433236, 53145998, 59291545, 67967344, 72089126, 84959180, 94866472, 106291996, 118583090, 132864995, 144178252, 169918360, 180222815, 189732944, 212583992, 237166180, 265729990, 288356504, 339836720, 360445630, 425167984, 474332360, 531459980, 576713008, 720891260, 948664720, 1062919960, 1441782520, 2125839920, 2883565040, 3640500863, 7281001726, 14562003452, 18202504315, 29124006904, 36405008630, 58248013808, 72810017260, 145620034520, 291240069040]

約数ペア:

[(1, 291240069040), (2, 145620034520), (4, 72810017260), (5, 58248013808), (8, 36405008630), (10, 29124006904), (16, 18202504315), (20, 14562003452), (40, 7281001726), (80, 3640500863), (101, 2883565040), (137, 2125839920), (202, 1441782520), (274, 1062919960), (307, 948664720), (404, 720891260), (505, 576713008), (548, 531459980), (614, 474332360), (685, 425167984), (808, 360445630), (857, 339836720), (1010, 288356504), (1096, 265729990), (1228, 237166180), (1370, 212583992), (1535, 189732944), (1616, 180222815), (1714, 169918360), (2020, 144178252), (2192, 132864995), (2456, 118583090), (2740, 106291996), (3070, 94866472), (3428, 84959180), (4040, 72089126), (4285, 67967344), (4912, 59291545), (5480, 53145998), (6140, 47433236), (6856, 42479590), (8080, 36044563), (8570, 33983672), (10960, 26572999), (12280, 23716618), (13712, 21239795), (13837, 21047920), (17140, 16991836), (24560, 11858309), (27674, 10523960), (31007, 9392720), (34280, 8495918), (42059, 6924560), (55348, 5261980), (62014, 4696360), (68560, 4247959), (69185, 4209584), (84118, 3462280), (86557, 3364720), (110696, 2630990), (117409, 2480560), (124028, 2348180), (138370, 2104792), (155035, 1878544), (168236, 1731140), (173114, 1682360), (210295, 1384912), (221392, 1315495), (234818, 1240280), (248056, 1174090), (263099, 1106960), (276740, 1052396), (310070, 939272), (336472, 865570), (346228, 841180), (420590, 692456), (432785, 672944), (469636, 620140), (496112, 587045), (526198, 553480)]